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").

[EX Q]: Fact1: Insulin helps cells take up glucose from the blood., Fact2: Insulin made by a person's own pancreas is endogenous insulin., Question: what type of compounds produced by a person's pancreas help cells take up compounds (A) Energy (B) natural (C) mineral (D) endogenous (E) Break down food (F) it needs them (G) sweat glands (H) Energy.
[EX A]: D

[EX Q]: Fact1: if a living thing becomes too cold then that living thing will die, Fact2: Plants are also the oldest living things., Question: what dies if it becomes too cold? (A) plants (B) starfish (C) trout (D) planets (E) trees (F) ice (G) bears (H) clouds
[EX A]: A

[EX Q]: Fact1: coal is used for generating heat by burning, Fact2: Here the coal is burned to produce electricity., Question: Coal is used to do what regarding heat and electricity? (A) energy (B) generator (C) disperse (D) movement (E) generate (F) heat (G) energy usage (H) distance
[EX A]:
E