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: melting is when solids are heated above their melting point, Fact2: Ice cubes melt in liquid water., Question: What, when heated, turns into liquid water? (A) gasoline (B) oil (C) a solute (D) fire (E) ice cubes (F) a prism (G) mussels (H) Energy.
[EX A]: E

[EX Q]: Fact1: poison causes harm to living things, Fact2: Arsenic compounds are poisonous., Question: What can cause harm to living things? (A) bacteria (B) cigarettes (C) Pesticides (D) toxins (E) steroids (F) amoebae (G) leeches (H) Arsenic
[EX A]:
H