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: a pan is used for cooking food by heating food in it on a stove, Fact2: Food, like chicken and potatoes are recommended., Question: Chicken and potatoes can be cooked in a pan on what? (A) a paper towel (B) on another chicken (C) a stove (D) in the freezer (E) less water (F) heat (G) plates (H) loose soil

Ex Output:
C

Ex 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

Ex Output:
F

Ex Input:
Fact1: a ruler is used for measuring the length of an object, Fact2: Lengths A length is a measure of distance., Question: A ruler is used for measuring (A) depth (B) volume (C) dimension (D) size (E) adding heat (F) distance (G) speed (H) feet

Ex Output:
F