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: Mammals have a layer of fat under the skin to help insulate the body., Fact2: Glass insulation keeps beverage warm for hours., Question: What keeps mammals warm? (A) evaporation (B) Animal fur (C) staying warm (D) sweating (E) They have thick fur (F) with their fur (G) a layer of fat (H) Veins and arteries.
[A]: G


[Q]: Fact1: Soil can be depleted of nutrients., Fact2: Dirt is really misplaced soil., Question: When gardening what can be depleted of nutrients? (A) fertilizer (B) bacteria (C) the plant (D) coal (E) pine (F) the dirt (G) Acids (H) water
[A]: F


[Q]: Fact1: sonar is used to find the location of an object, Fact2: Dolphins have an astonishing sonar capability., Question: What can find the location of an object? (A) observe it (B) sea squirts (C) animals (D) Jellyfish (E) radiography (F) Light (G) satellites (H) dolphins
[A]:
H