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: when an electrical circuit is working properly , electrical current runs through that circuit, Fact2: An electric current is then used to burn the tumor away., Question: When the electrical circuit is working properly, what can happen? (A) dogs can run (B) heat production (C) enormous damage to homes (D) a tumor can be burned away (E) massive damage (F) sperm and egg fuse (G) baskets can be hand-woven (H) bacteria can thrive
answer:
D

question:
Fact1: Flowing water can slowly dissolve carbon in sedimentary rock., Fact2: Rivers and streams are bodies of fresh, flowing water., Question: What can slowly dissolve carbon in sedimentary rock? (A) hydrocarbons (B) acetic acid (C) precipitation (D) evaporation (E) rivers and streams (F) puddles (G) ponds (H) nitrogen
answer:
E

question:
Fact1: if two balanced forces act on an object in opposite directions then that object will remain stationary, Fact2: Gravity creates force and energy., Question: What can cause an object to remain stationary? (A) travel (B) microscope (C) running (D) wind (E) sweating (F) cold air (G) gravity (H) motion
answer:
G