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: an electric stove transforms electrical energy to heat energy, Fact2: Kinetic energy is energy of movement and also includes heat energy and light energy., Question: What transforms electrical energy to kinetic energy? (A) an engine (B) mechanical waves (C) transportation technology (D) Riding a bike (E) Males and females (F) an electric stove (G) a hydraulic system (H) Firecrackers

Output: F


Input: Consider Input: Fact1: Pneumonia may be caused by an infection or injury of the lungs., Fact2: Mammals breathe air with lungs., Question: What may be caused by an infection or injury of the organs used to breathe air? (A) Toxicity (B) smoking (C) fertilization (D) pneumonia (E) a broken leg (F) oxygenation (G) Dehydration (H) the skin

Output: D


Input: Consider Input: Fact1: the color of leaves on deciduous trees usually changes in the autumn season, Fact2: Autumn is a season of transistion as the warm summer days fade giving way to cooler weather., Question: During what time frame do deciduous trees' leaves change color? (A) summer end (B) dry and hot (C) summer start (D) barrel-shaped (E) dry conditions (F) winter (G) after winter (H) climate


Output: A