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: lakes are formed by precipitation and runoff, Fact2: Runoff from precipitation is a natural part of the water cycle., Question: What are some of the steps that forms a lake? (A) decomposition and respiration (B) storing water (C) photosynthesis and solar energy (D) near the shoreline (E) precipitation and run-off (F) perspiration and excretion (G) The area was once underwater (H) At the peak of a mountain

Ex Output:
E

Ex Input:
Fact1: Lions live in social groups called prides., Fact2: Lions live in Africa., Question: where are there social groups called prides? (A) under the sea (B) outer space (C) complex (D) protected (E) arctic (F) fur seals (G) Summer (H) africa

Ex Output:
H

Ex Input:
Fact1: preventing the transfer of heat from an organims 's body causes that organism to keep warm, Fact2: Fur or feathers help hold heat in, but some body heat always escapes., Question: What does fur do? (A) it serves as food (B) refract or absorb. (C) It helps them survive (D) absorb light energy (E) it catches fire (F) it drowns the organism (G) structure and function (H) it keeps an organism warm

Ex Output:
H