In the question below choose the word(s) or phrase(s) which best fills(s) the gap(s):
We must observe that most of the support by other states .... only marginal returns
A
have yielded
B
yield
C
has yielded
D
have yield
Verified Correct Answer: C.
Grammar & Contextual Explanation
When "most" is used as a determiner in the subject, the verb tense will be determined by whether or not the noun head is singular or plural. Here, the noun head is “support,” which is uncountable and singular. Therefore, it takes a singular verb.
Source: Myschool Past Questions Archive (Record #6496)