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: Gymnosperms are vascular plants that produce seeds in cones., Fact2: Plants reproduce by seeds and rhizomes., Question: What do gymnosperms use to reproduce? (A) roots (B) cones (C) ovaries (D) family (E) CO 2 (F) instinct (G) embryos (H) Mitosis

Ex Output:
B


Ex Input:
Fact1: measuring the hardness of minerals requires scratching those materials, Fact2: To figure out the hardness of a mineral, the Moh's scale of hardness is used., Question: the Moh's scale of hardness is used by doing what to the materials (A) heating (B) tool extensions (C) protection (D) classified (E) scratching (F) as a base (G) how they move (H) Cladistics

Ex Output:
E


Ex Input:
Fact1: a flashlight converts chemical energy into light energy, Fact2: Then, in 1897, a man named David Misell invented the flashlight., Question: What converts chemical energy into light energy? (A) A compound that donates proton (B) deadly and devastating (C) the simplest of green plants (D) electron transport (E) Something invented by David Misell (F) it helps plants in growing (G) the production of heat (H) hydrogen and oxygen

Ex Output:

E