You will be given a definition of a task first, then some input of the task.
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").

Fact1: a circle graph can be used to display percents, Fact2: Percents are decimal fractions., Question: what can a circle graph be used to display? (A) squares (B) decimal fractions (C) trees and flowers (D) 295 degrees Kelvin (E) oxygen (F) rapid changes occur (G) Chemicals (H) 70-75 degrees Fahrenheit
Output:
B