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: Ejaculation occurs when muscle contractions propel sperm from the epididymes., Fact2: Male gametes are called sperm., Question: What is it called when male gametes are propelled because of muscle contractions? (A) competition (B) rapid expansion (C) intercourse (D) thrusting (E) a wave (F) reproductions (G) A Greek letter (H) ejaculation
[EX A]: H

[EX Q]: Fact1: Ants communicate with chemicals called pheromones., Fact2: Ants are of extreme importance in the insect world., Question: How do some insects communicate? (A) sound (B) sensory neurons (C) Decibels (D) electronic waves (E) progesterone (F) Vibrates (G) pheromones (H) radio waves
[EX A]: G

[EX Q]: Fact1: if a thermal conductor is exposed to a source of heat then that conductor may become hot, Fact2: Copper is a great thermal conductor., Question: If what is exposed to a source of heat then that conductor may become hot? (A) Energy. (B) heat sources (C) energy (D) coal (E) an object (F) copper (G) plastic (H) thermometers
[EX A]:
F