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: RNA is a small molecule that can squeeze through pores in the nuclear membrane., Fact2: Like proteins, DNA and RNA are polymers of various small chemically related molecules., Question: polymers of various small chemically related molecules can squeeze through pores in the what? (A) protein channel (B) transportation (C) nuclear membrane (D) interior chambers (E) nucleus (F) dermal & vascular tissue (G) cell division (H) Microscopic vessels.
[EX A]: C

[EX Q]: Fact1: Evolution occurs in response to a change in the environment., Fact2: Extinction is a natural part or the process of evolution., Question: What happens to an environment to cause extinction?  (A) relocation (B) changes (C) rain (D) exposure (E) forces (F) wind (G) Pollution (H) discovery
[EX A]: B

[EX Q]: Fact1: a plant requires sunlight to grow, Fact2: Sunlight is composed of photons, or particles of solar energy., Question: What does a plant need in order to grow? (A) body water (B) rocks (C) wind (D) nutrients (E) photons (F) sugar (G) sound waves (H) cells
[EX A]:
E