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: building housing developments usually requires replacing animal habitats, Fact2: Habitat destruction is the primary cause of extinction or threat of extinction for all animals., Question: Building housing developments may cause  (A) eruptions (B) colder weather (C) disease (D) erosion (E) extinction (F) mutations (G) Destroy bridges (H) deforestation

A: E
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Q: Fact1: Butter is a fat that is a solid at room temperature., Fact2: Some fats are more likely to cause heart disease., Question: What can butter lead to? (A) Heart disease (B) air pollution (C) reproduction (D) destruction (E) religion (F) trees (G) heating (H) Tooth pain

A: A
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Q: Fact1: radioactive dating is used to determine the age of fossils, Fact2: Geologists use fossils to determine the age of the rock layer that it was found in., Question: What do geologists use to determine the age of rock layers? (A) Chemical dating (B) Mechanical dating (C) Non radioactive dating (D) blastoids (E) single-celled organisms (F) Seismometer (G) Radioactive dating (H) an electron microscope

A:
G
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