Select the most appropriate option to substitute the underlined segment in the given sentence. If no substitution is required, select No improvement. The child put a ladder on the wall and climbed up. (a) above the wall (b0 over a wall (c) No improvement (d) against the wall

Options

A. above the wall
B. over a wall
C. No improvement
D. against the wall

Answer

D

Explanation

On the wall means over the wall. But, how can somebody put a ladder on the wall. The ladder is always set *against a wall. should be the correct structure.