Question

Which of the following is an example of an open-ended question?

Who is your favorite player?
Do you know Willie Mays’ career batting average?
Why do you think Willie Mays was such a good baseball player?
Are you interested in baseball?

Answer 1

D. Because it's asking something that requires more than a simple yes or no.

Answer 2

It is C

"Why do you think Willie Mays was such a good baseball player?"