question: What sentence would provide a factual answer to this question: "Bees are key to a flowers"

answer: A bee is a pollinating animal

question: What sentence would provide a factual answer to this question: "It's June in Australia so I should make sure to wear"

answer: June is during the winter in the southern hemisphere

question: What sentence would provide a factual answer to this question: "Why might a polar bear grow white hair?"

answer:
the arctic environment is cold in temperature from being at a northern lattitude below 0 degrees celsius during most of the year