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: Sweat wets the skin, and when it evaporates, it cools the body., Fact2: Sweat is released from sweat glands beneath the skin, and as it evaporates, the skin is cooled., Question: What cools the skin? (A) humidity (B) temperature (C) condensation (D) Solar energy (E) evaporation (F) vaporization (G) layers of fat (H) water vapor

Ex Output:
E


Ex Input:
Fact1: ultraviolet light causes sunburn, Fact2: Furthermore, sunburn can cause premature aging and skin cancers., Question: What can ultraviolet light cause? (A) chemical changes (B) Cold skin (C) killing insects (D) Healthy skin (E) disease (F) Skin cancer (G) symptoms (H) Low temperatures

Ex Output:
F


Ex Input:
Fact1: propulsion is used for flying by a spacecraft, Fact2: Earth-orbiting spacecraft are called satellites., Question: Propulsion is used for what? (A) flying satellites (B) fertilization (C) safe driving (D) heated by the sun (E) stargazing (F) making bread (G) Communication (H) taking a nap

Ex Output:

A