instruction:
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").
question:
Fact1: Courtship is behavior that is intended to attract a mate., Fact2: Complex courtship rituals precede mating., Question: What are behavior that is intended to attract a mate? (A) a doorbell (B) firm hugs (C) Complex rituals (D) Riding a bike (E) Behaviour modifications (F) Magnets (G) honeybees (H) Friendship
answer:
C

question:
Fact1: cooking food requires adding heat energy, Fact2: Heat is essentially the source of energy., Question: Doing what to food requires adding the source of energy? (A) burning (B) burying (C) degrading (D) hydration (E) boiling (F) Light (G) sharing (H) cooking
answer:
H

question:
Fact1: having no natural predators increases population size, Fact2: With an increase in population there is an increase in expenditures., Question: what does having no natural predators increase? (A) Animal survival (B) in the frog family (C) fur and fat (D) scarce resources (E) hyperthyroidism (F) competition (G) food and shelter (H) expenditures
answer:
H