In this task, you are given two facts, and a multiple-choice question. Based on the given facts, answer the question with index of the correct option (e.g, "A").

[Q]: Fact1: tidal energy can be used to produce electricity, Fact2: Tidal energy schemes capture water at high tide and release it at low tide., Question: What can be produced by capturing water at high tide? (A) more fish (B) clearer water (C) mussels (D) warm water (E) an image (F) electricity (G) a delta (H) watershred
[A]: F


[Q]: Fact1: Caffeine is a central nervous system stimulant., Fact2: Cocaine is a stimulant and increases the user's heart rate and blood pressure., Question: What does caffeine do? (A) Increase fame (B) increases a body's strength (C) Release energy (D) Increase user's heart rate (E) Transfers energy (F) decrease stamina (G) Increase intelligence (H) Increase wealth
[A]: D


[Q]: Fact1: Constriction occurs when the muscular walls of blood vessels contract., Fact2: Cocaine also tightly squeezes, or constricts, the coronary arteries that feed blood to the heart., Question: What occurs when the muscular walls of blood vessels contract? (A) Dehydration (B) rapid expansion (C) smooth skin (D) smoking tobacco (E) loose bumping (F) pinched nerves (G) tight sqeezing (H) movement
[A]:
G