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: Aging occurs as cells lose their ability to divide., Fact2: Death is attributed to the infirmities of old age., Question: What occurs as cells lose their ability to divide? (A) illness (B) Winter (C) disease (D) death (E) youth (F) die (G) black holes (H) cell growth
[A]: D


[Q]: Fact1: Testosterone stimulates the reproductive organs to develop into male organs., Fact2: Male mammals have a tube-like organ called the 'penis'., Question: what does testosterone stimulate reproductive tissues to develop? (A) penis (B) PDAs (C) A drug. (D) offspring (E) ovaries (F) Man (G) CO 2 (H) vagina
[A]: A


[Q]: Fact1: if the amount of available food and water decreases in an environment then animals may leave that environment to find food and water, Fact2: Bears are common but elusive animals., Question: What will bears do if the amount of available food and water decreases? (A) exposure to cold (B) they develop spacecrafts (C) they stay where they are (D) depress neuronal excitability (E) they leave the environment (F) they move to Vegas (G) structure and function (H) mate with females
[A]:
E