question: What sentence would provide a factual answer to this question: "On December 3rd after 4PM I can leave behind"

answer: when the seasons change from the summer to the fall , the amount of daylight will decrease

question: What sentence would provide a factual answer to this question: "When would a reflector be most effective?"

answer: a reflector is used to reflect light especially on vehicles

question: What sentence would provide a factual answer to this question: "Rain at the apex of a pyramid will end up"

answer:
water flows down a slope