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: Protozoa can be classified on the basis of how they move., Fact2: Paramecium are protozoa, single celled animals., Question: What is a way to categorize paramecium?  (A) the smell (B) coliform (C) the taste (D) canis lupus (E) how they move (F) the length (G) skin color (H) coelenterates
[EX A]: E

[EX Q]: Fact1: Mutations may change the structure of a chromosome or just change a single nucleotide., Fact2: SNPs involve polymorphisms at the single nucleotide level., Question: What is a potential outcome of genetic mutation? (A) HIV (B) albino (C) anemia (D) pizza eating turtles (E) genealogy (F) SNPs (G) biology (H) death
[EX A]: F

[EX Q]: Fact1: Touch is the ability to sense pressure., Fact2: Tactile sense is our ability to learn from our environment through our sense of touch., Question: Tactile sense is the ability to sense what? (A) heat or cold (B) color (C) sound (D) pressure (E) environment (F) light (G) movement (H) heat
[EX A]:
D