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: rocks interacting with wind over long periods of time causes weathering, Fact2: On Earth, rocks are weathered by wind and water, creating soil and sand., Question: What causes rocks to weather? (A) seasons (B) force (C) erosion (D) storms (E) water (F) heat (G) lightning (H) gas
[EX A]: E

[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: touch can be used for detecting texture, Fact2: The skin is richly supplied with nerves that enable the perception of pain, touch, heat, and cold., Question: What are nerves used for? (A) movement (B) Smelling food (C) Seeing around you (D) To protect the inside of your body (E) nervous system (F) An object is seen (G) To feel things (H) animal transport
[EX A]:
G