Detailed Instructions: 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").
Problem:Fact1: a doorbell converts electrical energy into sound, Fact2: Unwanted sound is noise ., Question: Which of the following converts electrical energy into noise? (A) a light bulb (B) organ (C) a motor (D) a doorbell (E) a generator (F) vehicles (G) sensory neurons (H) engines
Solution:
D