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: a compass is used to navigate oceans, Fact2: And to the east is the Atlantic Ocean., Question: what is a compass used to navigate? (A) density (B) lamphreys (C) marine (D) outer space (E) their speed (F) Antarctica (G) non-magnetic planets (H) the Atlantic
answer:
H

question:
Fact1: Climate is generally described in terms of temperature and moisture., Fact2: Humidity is moisture in the air., Question: Climate is generally described in terms of temperature and what else? (A) Ecology (B) Thermometer (C) calibrated (D) key element (E) Storms (F) Humidity (G) SI units (H) warmer air
answer:
F

question:
Fact1: DNA is found in chromosomes., Fact2: Genes live on chromosomes, chromosomes live in cells., Question: What can be found inside a cell? (A) ovum (B) DNA (C) gene (D) soil (E) liver (F) cell wall (G) RNA (H) p53
answer:
B