Improve the bracketed part of the given sentence.
The Centre's bid to dispel the pall of gloom over the economy (have been helped) in recent weeks by a rating.

Options

A. had been help
B. has been helped
C. have been helping
D. No Improvement

Answer

B

Explanation

Here, Subject (the centre.s bid is singular. Hence, singular verb i.e. has been helped (V) should be used here.