A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to “No improvement”.

He started at the bottom rung of the ladder and then gained success.

A

bottom rung of the stair

B

lower rung of the ladder

C

lower rung of the stair

D

No improvement