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 Input:
Fact1: Insulin helps cells take up glucose from the blood., Fact2: Insulin produced by the pancreas is endogenous insulin., Question: What does the pancreas help cells take up from the blood? (A) bacteria (B) store (C) Energy. (D) food (E) Energy (F) glucose (G) cells (H) blood

Ex Output:
F


Ex Input:
Fact1: Nonmetal elements are far fewer in number., Fact2: Elements to the right of the semiconductors are Nonmetals., Question: Elements to the right of the semiconductors are far what in number? (A) size (B) hole (C) fewer (D) eight (E) calcium (F) several (G) solid (H) shells

Ex Output:
C


Ex Input:
Fact1: a doorbell converts electrical energy into sound, Fact2: Speakers convert electrical energy into sound waves., Question: What energy does a door doorbell need to be heard through speakers (A) consumers (B) Solar (C) Motion (D) to move people (E) sensory neurons (F) Wind (G) it needs them (H) Electrical

Ex Output:

H