Multiple choice

(A)Both of them (B)help one another (C) in the time of need.(D)No error

  1. (A)

  2. (B)

  3. (C)

  4. (D)

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The phrase 'one another' is used for more than two people, while 'each other' is used for exactly two. Since the sentence refers to 'both of them', 'each other' is the correct choice.