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").

[Q]: Fact1: condensing means changing from a gas into a liquid by reducing heat energy, Fact2: When a gas condenses to form a liquid it absorbs heat., Question: What does reducing heat change gas into? (A) water (B) solutes (C) energy (D) rock (E) sweating (F) tube (G) liquid (H) freon
[A]: G


[Q]: Fact1: if fossils of an animal or plant are found in a place then that animal or plant used to live in that place, Fact2: Fossils are the remains of prehistoric life., Question: What found in a place shows that animal or plant used to live in that place? (A) remains (B) Echinoids (C) dirt (D) Earthworms (E) unique (F) an image (G) rocks (H) water
[A]: A


[Q]: Fact1: Cancer genes can be inherited., Fact2: Oral cancers can be deadly., Question: what kind of genes can be inherited? (A) deadly (B) offspring (C) psychic (D) complex (E) weathering (F) mass (G) three (H) alleles
[A]:
A