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 light bulb converts electrical energy into light energy when it is turned on, Fact2: Light bulbs are rated in Watts., Question: How is converted energy into light energy rated? (A) energy (B) unique (C) heat (D) good (E) watts (F) parsec (G) kilojoule (H) kinetic energy

Ex Output:
E

Ex Input:
Fact1: nerves can be used to feel heat and pressure on the skin, Fact2: Firm hugs and hiding under piles of pillows provides the sensory input to the skin known as deep touch-pressure input., Question: The body measures sensor input to the skin such as what? (A) Heart rate (B) Light (C) kind look (D) lound noises (E) hormones (F) firm hugs (G) laughter (H) Temperature

Ex Output:
F

Ex Input:
Fact1: an incandescent light bulb converts electricity into light by sending electricity through a filament, Fact2: Fiber optics works by carrying light along hair-thin filaments of glass., Question: an incandescent light bulb converts electricity into light by sending electricity through what? (A) hair-thin molecules (B) hair-thin spokes (C) epidermis and dermis (D) hydrogen and oxygen (E) activation energy (F) an electron lens (G) hair-thin hairs (H) hair-thin fibers of glass

Ex Output:
H