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: energy is used for heating a building by a heating system, Fact2: Faculty offices are also in the building., Question: What contains energy to raise the temperture of an office? (A) chemical messengers (B) peachleaf willow (C) deoxyribonucleic acid (D) cooling system (E) swimming pool (F) heating system (G) gym (H) organic molecules
answer:
F


question:
Fact1: melting means changing from a solid into a liquid by adding heat energy, Fact2: Ice is the solid form of water., Question: What changes ice to water by adding heat energy? (A) mussels (B) melting (C) freezing (D) fertilization (E) storms (F) boiling (G) engines (H) condensation
answer:
B


question:
Fact1: Specialization occurs when competing species evolve different adaptations., Fact2: Adaptation living things adapt to their environment., Question: With specialization, what do competing species evolve to do? (A) turn to gas (B) humans (C) share properties (D) change with their environment (E) h2o (F) It helps them survive (G) rapid expansion (H) they will move to another area
answer:

D