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").

[EX Q]: Fact1: Mollusks live in most terrestrial, freshwater, and marine habitats., Fact2: Interestingly, a squid is also a mollusk., Question: What can live in marine habitats? (A) lizards (B) horses (C) elephants (D) fur seals (E) a fish (F) squids (G) barnacles (H) animals
[EX A]: F

[EX Q]: Fact1: transportation technology is used for moving people, Fact2: Model rocketry is an exciting way to study transportation technology., Question: Model rocketry can be used to study how people are what? (A) able to read (B) warm (C) dead (D) living (E) moved (F) born (G) humans (H) moved by emotion
[EX A]: E

[EX Q]: Fact1: Biomass is the total mass of organisms at a trophic level., Fact2: Producers make up the first trophic level, primary consumers the second, and so on., Question: What is the total mass of primary consumers (A) Plants (B) animals (C) food (D) Mountains (E) Biomass (F) decreases (G) all matter (H) Weight
[EX A]:
E