question: What sentence would provide a factual answer to this question: "If the ground is fully shaded, and plants there barely grow, likely the reason is"

answer: large trees block sunlight from reaching the ground

question: What sentence would provide a factual answer to this question: "What requires an electrical conductor?"

answer: wiring requires an electrical conductor

question: What sentence would provide a factual answer to this question: "When a lake receives too much rain it will"

answer:
when a body of water receives more water than it can hold , a flood occurs