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").

Ex Input:
Fact1: telephones are used for communication by two people by transmitting sound, Fact2: And the sound of their voice becomes important as well., Question: What is transmitted with telephones? (A) voice (B) copper (C) waves (D) smell (E) cancer (F) energy (G) HIV (H) power

Ex Output:
A


Ex Input:
Fact1: if an object is made of a material then that object has the properties of that material, Fact2: An asteroid is a rock-like object with an irregular shape., Question: If an asteroid is made of a material then what does the asteroid have? (A) electromagnetic energy (B) that material's properties (C) that material's soul (D) that material's size (E) nothing special (F) Something to move (G) hard outer covering (H) visible energy

Ex Output:
B


Ex Input:
Fact1: Cartilage is a tough tissue that contains a protein called collagen., Fact2: Cartilage cells are called chondrocytes in mature cartilage., Question: Chondrocytes contain which type of protein? (A) Actin (B) Keratin (C) white (D) allow growth (E) Collagen (F) ligt (G) positive (H) Hemoglobin

Ex Output:

E