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: Organisms cluster around hydrothermal vents in the ocean floor., Fact2: Background Hot water vents form inside cracks in the ocean floor., Question: Organisms cluster around hot water inside cracks where? (A) loose soil (B) ocean floor (C) food and shelter (D) tectonic plates (E) the ground (F) allow growth (G) Absorb light (H) survive

Ex Output:
B


Ex Input:
Fact1: Flagella help prokaryotes move., Fact2: Flagella are hair-like projections from the surface of cells., Question: What helps prokaryotes move? (A) sensory neurons (B) heat energy (C) Feet. (D) Wheels. (E) Hair-like projections. (F) Moving vans. (G) Chemical energy (H) kinetic energy

Ex Output:

E