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] and [c] which may improve the sentence. Choose the correct alternative. In case 'No improvement' is needed, your answer is [d].

Newton wanted to know why did the apple fall to the ground.

A)  know that why did the apple fall

B) know why the apple fell

C) know that why the apple fell

D) No improvement