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: Tunicates reproduce sexually., Fact2: Bulbs are classifies as tunicate or non-tunicate., Question: How many ways can a bulb reproduce? (A) LEDs (B) Two (C) Many (D) wind (E) well (F) 12 (G) bent (H) tube

Ex Output:
B

Ex Input:
Fact1: a light bulb converts electrical energy into light energy when it is turned on, Fact2: A photon is a packet of light energy., Question: a bulb converts electrical energy into what type of particle? (A) quarks (B) bosons (C) tiny (D) an object (E) waves (F) electrons (G) photon (H) Vibrates

Ex Output:
G

Ex Input:
Fact1: Viruses are usually considered to be nonliving., Fact2: All matter, living and nonliving, is made up of atoms., Question: Viruses are usually considered to be what? (A) dangerous (B) made up of bacteria (C) made up of medicine (D) harmful substances (E) made up of atoms (F) made up of colors (G) homogenous (H) major threat to health

Ex Output:
E