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: the Himalayas were formed by rock folding, Fact2: Movements in the earth's crust have folded and cracked the older rocks., Question: the Himalayas were formed from older what (A) soils (B) plates (C) rivers (D) rock (E) eras (F) meadows (G) dirt (H) plains
Example Output: D

Example Input: Fact1: Cells that divide uncontrollably may form a tumor, or abnormal mass of cells., Fact2: Surgery to remove the tumor is an option., Question: what might cells that divide uncontrollably need? (A) removal surgery (B) aqueous solution (C) turn to a doctor (D) an organism's body (E) kinetic energy (F) survival (G) Chemical energy (H) bioaerosols
Example Output: A

Example Input: Fact1: photosynthesis means producers convert from carbon dioxide, water, and solar energy into carbohydrates for themselves, Fact2: Leaf cells produce sugar by photosynthesis., Question: What is produced by leaf cells as a carbohydrate by producers? (A) sugar (B) glucose (C) plants (D) salt (E) cane (F) coffee (G) food (H) truvia
Example Output:
A