Select the most appropriate synonym of the highlighted word.

The hapless incident was a result of sheer negligence by the authorities.

Given below is a word, followed by three sentences which consist of that word. Identify the sentence(s) which best express(es) the meaning of the word. Choose option 5 ‘None of these’ if the word is not suitable in any of the sentences.

ALLUSION

A. There are lots of literary echoes and allusions in the novel, but they don't do anything for the tired texture of the prose.

B. He made some allusion to the years they lived apart.

C. The video game is designed to give the allusion that you are in control of an airplane.

Select the most appropriate synonym of the given word.

Modest

What is the synonym of the word 'vigilant'?

STERILE

Choose the word that means the same as the given word.

Nacreous

Select the most appropriate synonym of the given word.

Imprisonment

Select the option that can be used as a one-word substitute for the given group of words.

To walk aimlessly