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").

Input: Consider Input: Fact1: Cells are the basic units of the structure and function of living things., Fact2: Tigers are the largest of the living cats., Question: Cells are the basic units of the structure and function of what? (A) water (B) mammals (C) ice (D) tigers (E) animals (F) humans (G) plants (H) the Sun

Output: D


Input: Consider Input: 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.

Output: C


Input: Consider Input: Fact1: cutting down trees has a negative impact on an ecosystem, Fact2: Deforestation takes place when trees are cut down in the rainforest., Question: What sort of impact does deforestation in the rainforest have? (A) subtropical (B) Positive (C) threatened (D) drought (E) Negative (F) humans (G) Rainforest (H) None


Output: E