Yes, the structural-functionalist perspective on social stratification can be argued to promote a status quo, primarily because of its emphasis on the necessity and functional benefits of existing social inequalities for the maintenance of social order and stability.

Reasons for promoting a status quo:

1. Justification of Inequality: The most prominent functionalist theory of stratification, the Davis-Moore thesis (Kingsley Davis and Wilbert Moore), argues that social stratification is universal and necessary for the smooth functioning of any complex society. They contend that societies must ensure that the most important and functionally essential positions are filled by the most qualified and talented individuals. To motivate these individuals to acquire the necessary skills and perform these demanding roles, society offers greater rewards (e.g., higher income, prestige, power). By framing inequality as a functional prerequisite, the theory implicitly justifies existing hierarchies and the unequal distribution of resources as a natural and beneficial outcome of societal needs.

2. Emphasis on Social Stability and Equilibrium: Structural functionalism views society as a system of interconnected parts, each performing specific functions to maintain overall social equilibrium. From this perspective, social stratification is seen as a mechanism that contributes to social order by allocating individuals to roles, motivating performance, and ensuring that essential tasks are completed. This focus on stability tends to downplay or ignore the disruptive and conflict-generating aspects of inequality, thereby reinforcing the idea that the current arrangement is beneficial and should be maintained.

3. Ignoring Power Dynamics and Exploitation: Functionalism tends to overlook the role of power, coercion, and exploitation in creating and maintaining social hierarchies. It assumes that rewards are primarily based on merit and functional importance, rather than on the ability of dominant groups to secure advantages for themselves. By not addressing how some groups actively benefit from and perpetuate inequality at the expense of others, it implicitly supports the existing power structures.

4. Assumption of Meritocracy: The functionalist perspective often operates on the assumption of a meritocratic system, where individuals rise or fall based on their talents, efforts, and contributions. This overlooks the significant role of inherited wealth, social connections, discrimination, and systemic barriers that prevent many talented individuals from accessing important positions, regardless of their potential. By implying that the system is fair and based on merit, it discourages questioning the legitimacy of existing inequalities.

5. Difficulty in Explaining Social Change and Conflict: Because of its focus on stability and the functional aspects of social structures, functionalism struggles to adequately explain rapid social change, revolutions, or persistent social conflicts arising from inequality. When change does occur, it is often viewed as a gradual adjustment to restore equilibrium, rather than a fundamental challenge to the existing order.

In conclusion, while structural functionalism provides insights into how social stratification might contribute to societal organization, its inherent focus on the positive functions and necessity of inequality, coupled with its tendency to overlook power imbalances and conflict, leads it to implicitly promote and legitimize the existing social order or status quo. Critics argue that it offers a conservative bias, making it difficult to advocate for radical social change aimed at reducing inequality.