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: Hormones are chemical messengers that control many body functions., Fact2: Growth hormone is in many ways an anti-aging hormone., Question: What controls anti-aging? (A) A computer (B) air (C) chemical messengers (D) ice (E) an electric stove (F) Electrical energy (G) water (H) Chemical energy
[A]: C


[Q]: Fact1: hurricanes convert heat energy into mechanical energy, Fact2: Some more recent hurricanes are Hurricane Andrew and Hurricane Fran., Question: What did Andrew and Fran have? (A) support (B) courtship (C) Hail (D) Snow (E) Energy (F) Shoes (G) children (H) food
[A]: E


[Q]: Fact1: a mutation in the sex cells of a parent can cause a new trait to appear in the parent 's offspring, Fact2: Child' is ambiguous between 'offspring' and 'immature offspring'., Question: A mutation in the sex cells of a parent can cause a new trait to appear in the parent 's what? (A) sperm (B) parent (C) DNA (D) ancestor (E) child (F) gametes (G) haploid (H) self
[A]:
E