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").

Example Input: Fact1: Tunicates reproduce sexually., Fact2: Sea squirts are the best known tunicates., Question: what reproduces sexually? (A) orchids (B) mountains (C) viruses (D) humans (E) sea squirts (F) Most plants (G) h2o (H) insects
Example Output: E

Example Input: Fact1: Oncogenes promote the division of cells with damaged DNA., Fact2: Oncogenes are genes that promote division., Question: genes that promote division do so with what? (A) Most plants (B) damaged DNA (C) peachleaf willow (D) Plants growth (E) Animal survival (F) Chemical energy (G) Change colors (H) Microscope
Example Output: B

Example Input: Fact1: Cells are programmed to divide only a set number of times., Fact2: Apoptosis is programed cell death., Question: What kicks in after a certain number of divisions? (A) Energy. (B) antibiotics (C) Energy (D) separation (E) nerves (F) apoptosis (G) soccer leagues (H) Plants growth
Example Output:
F