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: a ship is used for moving people across bodies of water, Fact2: An ocean is a large body of water., Question: What is used to move people across an ocean? (A) A wagon (B) A wave (C) energy (D) wind (E) oil (F) dolphins (G) A ship (H) A catapult
[EX A]: G

[EX Q]: Fact1: an animal usually requires a warm body temperature for survival, Fact2: Mammals are also warm-blooded and are covered with hair or fur., Question: What helps maintain body temperature? (A) hats (B) Lift (C) the inside of a refrigerator (D) fur (E) skin (F) arctic winds (G) freezing water (H) hair
[EX A]: D

[EX Q]: Fact1: Plants have specialized reproductive organs., Fact2: Flowers are a plant's reproductive organs., Question: What are specialized organs in plants? (A) potatoes (B) breathing (C) Epidermis (D) alveoli (E) PDAs (F) flowers (G) epidermal (H) genus
[EX A]:
F