QUESTION: Generate a question with a factual answer?

ANS: When was the Release Preview revealed to consumers?

QUESTION: Generate a question with a factual answer?

ANS: When was Saint Valentine martyred?

QUESTION: Generate a question with a factual answer?

ANS: What military comedy did Bud Abbott and Lou Costello star in?

QUESTION: Generate a question with a factual answer?

ANS:
How were Wente-Style condenser microphones helpful?