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").

Fact1: Cells are programmed to divide only a set number of times., Fact2: Cells reproduce asexually, by dividing., Question: Cells are programmed to _ only a set number of times. (A) migrate (B) expand (C) A computer (D) Most plants (E) allow growth (F) reproduce (G) contract (H) constrict
F

Fact1: Mating is generally preceded by courtship., Fact2: For example, a black rooster and a white hen mate, and the resulting offspring are gray., Question: What can result in offspring? (A) seeds (B) competition (C) courtship (D) travel (E) resistance (F) solitude (G) litter (H) reading
C

Fact1: Most ecosystems get energy from sunlight., Fact2: Plants use sunlight to make energy., Question: Where does the energy in ecosytems come from? (A) Plants (B) expelled (C) heat (D) recycling (E) glucose (F) trees (G) food (H) state
A