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: powering an electrical device with a battery requires a path for electricity to flow through a closed circuit, Fact2: Electrons flow continuously in a closed circuit., Question: powering an electrical device with a battery requires a path for electrons to what? (A) hydrogen and oxygen (B) spread out (C) electromagnetic energy (D) cut the line (E) flow continuously (F) an electron microscope (G) flood (H) kinetic energy

Ex Output:
E


Ex Input:
Fact1: Loss of ozone has created an ozone hole over Antarctica., Fact2: Antarctica's ozone layer is threatened by depletion., Question: What can loss of ozone lead to? (A) irritants (B) bad weather (C) Car accidents (D) ozone hole (E) rain (F) A hurricane (G) stormy weather (H) destroyed crops

Ex Output:
D


Ex Input:
Fact1: sugar causes food to taste sweet, Fact2: Regular sugar is also called sucrose., Question: Sucrose causes food to what? (A) Plants growth (B) Change colors (C) survive (D) taste savory (E) taste bland (F) taste sweet (G) taste salty (H) chemical changes

Ex Output:

F