Question: Suppose that master page B is based on master page A, and you are currently editing master B. Which statement is true?

1. Objects on master page A are not visible.
2. Objects on master page A must always appear behind objects from master page B.
3. Objects on master page A cannot be selected unless you override the objects.
4. Objects on master page A cannot be selected or changed.

Answer: The correct answer of the above question is Option C:Objects on master page A cannot be selected unless you override the objects.