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 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

Ex Output:
E

Ex Input:
Fact1: Streams may start with runoff or water seeping out of a spring., Fact2: Most water comes from precipitation., Question: What do most streams start with? (A) swamp vegetation (B) heat produced (C) loose dirt (D) Decibels (E) Veins and arteries. (F) matter vibrating (G) visible energy (H) precipitation

Ex Output:
H

Ex Input:
Fact1: seat belts are used for preventing injuries to passengers in cars, Fact2: Seat Belts Seat belts provide primary protection in all types of crashes., Question: What can car crashes do to passengers? (A) Injure them (B) Make them secure (C) clog airways (D) Unsafe (E) dehydration (F) Car accidents (G) Show them the way (H) Make cars better

Ex Output:
A