Choose the option which can substitute the underlined word/group of words in "Had I realized how close I was to the edge of the valley I would not have earned the bags there".
Verified Answer
A. When I realized
B. If I had realized
C. If I would have realized
D. No correction required
Explanation:
The phrase "Had I realized" is a grammatically correct inversion of "If I had realized" used in a third conditional sentence (referring to a hypothetical situation in the past and its hypothetical consequence). The original sentence is grammatically sound, so no correction is required.