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: having food has a positive impact on an organism 's health, Fact2: Birds and animals eat such food ., Question: What generally has a positive impact on an organism's health? (A) stay warm (B) sex with multiple partners (C) smoking (D) exercise (E) nutrients (F) eating (G) Cooking (H) fasting
[A]: F


[Q]: Fact1: condensing means changing from a gas into a liquid by reducing heat energy, Fact2: Heat energy is measured in calories., Question: Calories measure the energy that leaves a gas to form what? (A) nutrients (B) burning (C) warmth (D) H20 (E) ligt (F) liquid (G) store (H) movement
[A]: F


[Q]: Fact1: Most mollusks have shells., Fact2: Mollusks are the second-largest invertebrate group., Question: what do the second-largest invertebrate group have? (A) shells (B) a cuticle (C) insects (D) barnacles (E) animals (F) tortoises (G) alveoli (H) honeybees
[A]:
A