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").

[EX Q]: Fact1: Mollusks live in most terrestrial, freshwater, and marine habitats., Fact2: Though most trout are freshwater fish, some live in marine waters., Question: What do some mollusks live near? (A) gills (B) rivers (C) desert (D) roads (E) fungi (F) trout (G) clouds (H) water
[EX A]: F

[EX Q]: Fact1: Most pituitary hormones control other endocrine glands., Fact2: An abnormal endocrine gland is often blamed for producing obesity., Question: pituitary hormones can be blamed for what? (A) a lot of human deaths (B) Plant growth is reduced (C) harmful substances (D) Dehydration (E) matter vibrating (F) producing obesity (G) major threat to health (H) Leptospirosis
[EX A]: F

[EX Q]: Fact1: a seismograph is used for measuring the size of an earthquake, Fact2: Damage caused by earthquakes is emmense., Question: What can a seismograph prevent? (A) storms (B) noise (C) knowledge (D) damage (E) safety (F) famine (G) Electrical shock (H) fires
[EX A]:
D