question_answer

Direction: In the following questions, a sentence/apart of sentence is underlined. Below are given alternatives to the underlined part at [a], [b] and [c] which may improve the sentence. Choose the correct alternative. In case no improvement is needed, your answer is [d].

His father won't be able to leave for Varanasi until they have arrived.

A) until they arrive       

B) until they will have arrived

C) until they will arrive       

D) No improvement