III Common III In the sentence identify the segment which contains the grammatical error. III End III
Torrential rains and winds of up to 170 km per hour swept away roads, homes and bridges and knocking down power and communication lines.

Options

A. homes and bridges
B. winds of up to
C. knocking down
D. swept away roads

Answer

C

Explanation

The given sentence is in the past tense. Therefore, ‘knocking’ is grammatically incorrect. It should be ‘knocked’ to form a grammatically correct sentence. Hence, option C is the correct answer.