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: Active immunity results when an immune response to a pathogen produces memory cells., Fact2: Pathogens are germs that cause disease., Question: Active immunity is when an immune response occurs after a germ produces what? (A) harmful substances (B) bioaerosols (C) rapid expansion (D) Allergies (E) anemia (F) it needs them (G) Chemical energy (H) memory cells

A: H
****
Q: Fact1: bacteria can cause people to become ill, Fact2: People frequently die of illnesses ., Question: What can cause people to die? (A) viruses (B) Dehydration (C) stars (D) smallpox (E) bacteria (F) clouds (G) flooding (H) Saturn

A: E
****
Q: Fact1: if a planet becomes too hot then that planet cannot sustain life, Fact2: If a planet is too close to a star, then it will be too hot for liquid water to exist., Question: If a planet cannot sustain life, then the planet may be too close to what? (A) a ship (B) Sun (C) sunlight (D) earth (E) a crater (F) an object (G) a moon (H) a star

A:
H
****