Direction: In the following questions, a part of the sentence is in bold. Below are given alternatives to the bold part at (1), (2) and (3) which may improve the sentence. Choose the correct alternative. In case no improvement is needed, your answer is (4).
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The advancements in medical science has proved to be a boon for all of us.
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- has proven
- had proven
- have proved
- No improvement
Correct Option: C
Subject (advancements) is Plural. Hence, Plural Verb-have will be used.
Here, have proved is the right usage.
