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: cross-pollination increases genetic diversity, Fact2: Evolution requires genetic diversity., Question: What does evolution require? (A) Time and energy (B) Plant reproduction (C) cross-pollination (D) Reproduction (E) gene flow (F) coded genes (G) circulatory systems (H) animals with backbones
[EX A]: C

[EX Q]: Fact1: All cells share some of the same structures and basic functions., Fact2: Inside the cell is a structure called the nucleus., Question: All nucleus share the same basic what (A) size (B) rays or beams (C) species (D) Joules (E) location (F) allow growth (G) functions (H) spectrum
[EX A]: G

[EX Q]: Fact1: Precipitation falls on the windward side of the mountain range., Fact2: Rain is also known as precipitation., Question: What falls on the windward side of the mountain range? (A) Inches (B) rain (C) mountains (D) lava (E) snow (F) Vapor (G) thunder (H) waves
[EX A]:
B