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: plant requires seed dispersal for reproduction, Fact2: Reproductive investment was measured as seed mass, samara size, and dispersal ability., Question: What requires investment, seed mass, size and dispersal? (A) plants (B) Species (C) animals (D) coral (E) Oak (F) gene flow (G) Frogs (H) mussels

Output: A


Input: Consider Input: Fact1: Molecules of tRNA bring amino acids to the ribosome in the correct sequence., Fact2: Ribosomes are sites of protein synthesis., Question: Molecules of _ initiate protein synthesis (A) Acids (B) nektar (C) sugar (D) tRNA (E) H 2 O (F) three (G) CO 2 (H) HIV

Output: D


Input: Consider Input: Fact1: seconds are used to measure time, Fact2: Speed is measured by the distance covered divided by the elapsed time., Question: seconds can be used to measure (A) shaking (B) Seconds (C) Speed (D) matter (E) wind (F) rain (G) fields (H) Pupils


Output: C