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: absorbing sunlight causes objects to heat, Fact2: Any object expands when heated and contracts when cooled., Question: absorbing sunlight causes objects to (A) Energy. (B) toughness (C) energy (D) warm (E) power (F) expand (G) photons (H) warmth
answer:
F


question:
Fact1: Mollusks have a circulatory system with one or two hearts that pump blood., Fact2: Arthropods and most mollusks have an open circulatory system., Question: What kind of circulatory system do arthropods have? (A) open (B) toads (C) closed (D) porous (E) fluid (F) H 2 O (G) tissue (H) koalas
answer:

A