Question

River water pollution (A) / is often indicate (B) / by (C) / algae distribution.(D)
In this questions,each sentence has four underlined portions marked A, B, C and D. Choose that portion which must be changed so that the sentence becomes correct.

• A. A
• B. B
• C. C
• D. D

Answer 1

The Correct Option is B

In this sentence the error part is (B) is often indicate, the correct words will be is often indicated

So,

The correct option is (B):B