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").
Q: Fact1: a vehicle is used for transportation, Fact2: Trailers and boats are counted as a private vehicles., Question: What can be used for transportation? (A) trailers and boats (B) hitches (C) couches (D) trees and flowers (E) chemical messengers (F) potassium (G) cats (H) air masses
A:
A