question_answer

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

Other countries have eradicated this disease ten years ago.

A) eradicated         

B) had eradicated

C) did eradicate                 

D) No improvement