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: Consider Input: Fact1: Most salamanders use their sense of smell to find a mate., Fact2: Like frogs, salamanders are amphibians., Question: What uses its sense of smell to find a mate? (A) the Sun (B) peachleaf willow (C) rocks (D) fur seals (E) warm-blooded (F) trees (G) passenger pigeons (H) some amphibians

Output: H


Input: Consider Input: Fact1: electricity is used as an energy source by electrical devices, Fact2: Electrical fields result from electrical devices and televisions., Question: What is used as an energy source by television? (A) electricity (B) light (C) our nearest star (D) air (E) energy (F) satellites (G) photons (H) rocks

Output: A


Input: Consider Input: Fact1: Amphibians have sense organs to smell and taste chemicals., Fact2: Frogs are classified as amphibians., Question: What have sense organs to smell and taste chemicals? (A) viruses (B) the Sun (C) sharks (D) bacteria (E) humans (F) frogs (G) bears (H) Birds


Output: F