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 Q]: 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 A]: E

[EX Q]: Fact1: an electric stove transforms electrical energy to heat energy, Fact2: Kinetic energy is energy of movement and also includes heat energy and light energy., Question: What transforms electrical energy to kinetic energy? (A) an engine (B) mechanical waves (C) transportation technology (D) Riding a bike (E) Males and females (F) an electric stove (G) a hydraulic system (H) Firecrackers
[EX A]: F

[EX Q]: Fact1: telephones are used for communication by two people by transmitting sound, Fact2: Sound waves are longitudinal waves., Question: What are used for communication by two people by transmitting waves? (A) satellites (B) A Greek letter (C) Morse code (D) mitosis (E) telephones (F) energy (G) electricity (H) photosynthesis
[EX A]:
E