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: Mating is generally preceded by courtship., Fact2: For example, a black rooster and a white hen mate, and the resulting offspring are gray., Question: What can result in offspring? (A) seeds (B) competition (C) courtship (D) travel (E) resistance (F) solitude (G) litter (H) reading

A: C
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Q: Fact1: Male dogs use pheromones in urine to mark their territory., Fact2: During Urination Dog's urine is used as a scent marker for other dogs., Question: How do male dogs mark their territory? (A) Chemical energy (B) Hot dog eating contest (C) Adequate signage (D) with their fur (E) Scent marker (F) heat produced (G) mate with females (H) Paint

A: E
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Q: Fact1: astronauts require preserved food for extended flights, Fact2: Freeze-drying Freeze drying is a method of preserving materials., Question: Which of the following keeps food viable for extended flights?  (A) evaporation (B) microwaving (C) boiling (D) freeze drying (E) layers of fat (F) deep frying (G) mechanical (H) Dehydration

A:
D
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