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: Active immunity results when an immune response to a pathogen produces memory cells., Fact2: Vaccination is Active Acquired Immunity., Question: What results when an immune response to a pathogen produces memory cells? (A) anemia (B) vaccination (C) kill them (D) competition (E) lie detectors (F) rapid expansion (G) killing insects (H) it needs them
answer:
B

question:
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
answer:
F

question:
Fact1: Oxygen is essential for cellular respiration for all aerobic organisms., Fact2: Aerobic organisms consume VOAs and alcohols., Question: What is essential for cellular respiration for organisms consuming VOAs and alcohols? (A) carbon (B) glucose (C) h2o (D) Air (E) oxygen (F) Energy (G) Energy. (H) water
answer:
E