Teacher: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").
Teacher: Now, understand the problem? Solve this instance: Fact1: a speedometer is used for giving a driver feedback on the speed of their vehicle, Fact2: Trucks and cars are vehicles., Question: what is a speedometer used by for giving a driver feedback on speed? (A) 86400 (B) lynx (C) as a base (D) lamphreys (E) humans (F) weater (G) trucks (H) Type O
Student:
G