QUESTION: Generate a question with a factual answer?

ANS: Why are the tops of glaciers rigid?

QUESTION: Generate a question with a factual answer?

ANS: What part of the airway does emphysema affect?

QUESTION: Generate a question with a factual answer?

ANS: Where is Brigham Young University?

QUESTION: Generate a question with a factual answer?

ANS:
What regulates breeding activities?