QUESTION: Generate a question with a factual answer?

ANS: Where did the potato originate?

QUESTION: Generate a question with a factual answer?

ANS: Campidanese Sardinian is a variant of what language?

QUESTION: Generate a question with a factual answer?

ANS: When are electric and magnetic fields with zero average values, but their variances are not at zero?

QUESTION: Generate a question with a factual answer?

ANS:
What is the link between North and South America called?