Question

I am not sure whether you or he (have/has) created the problem.

Answer 1

Answer:

Please read the following points.

1. Please be polite to the teachers.

2. Please only ask questions related to the problem you first uploaded.

3. Answers are approved automatically after 24 hours, so ask everything you don't understand before the chatroom closes!

4. It is impossible to ask follow-up questions or reject an answer after evaluation has been completed.

Answer 2

Explanation:

I am not sure whether you or he has/ have created the problem .what is its answer?