Question: Which of the following is an error in the sentence: \'He said he will help us.\'?

Options:

1. No error.
2. Should be \'would\' instead of \'will\'.
3. Should be \'helped\' instead of \'help\'.
4. Should be \'he said that he will help us.\'

Correct Answer: Should be \'would\' instead of \'will\'.

Solution:

In indirect speech, \'will\' changes to \'would\'.