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").
Input: Fact1: transportation technology is used for moving people, Fact2: Bus transportation can be arranged., Question: What are buses often used for? (A) lowered energy cost (B) to move livestock (C) Quality of life (D) to move freight (E) movement (F) to move people (G) to function as a house (H) Electrical energy
Output:
F