The following sentences consist of a word or a phrase which is written in italicised letters. Each sentence is followed by four words or phrases. Select the word or the phrase which is closest to the opposite in meaning of the italicised word or phrase.
The momentum of the movement slackened in course of time.

Options

A. stopped
B. quickened
C. multiplied
D. recovered

Answer

b

Explanation

Slackened means reduce or decrease in speed or intensity. Its antonym will be quickened.