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").

[Q]: 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
[A]: B


[Q]: Fact1: if all members of a species cannot produce offspring then that species will likely become extinct, Fact2: Avian species are less likely to become extinct if they are common across large ranges., Question: Avian species are less likely to end up extinct if they what? (A) single-celled organisms (B) important habitats (C) abandon habitats (D) stop reproducing (E) animals with backbones (F) produce offspring (G) population movement (H) destroy offspring
[A]: F


[Q]: Fact1: Organisms cluster around hydrothermal vents in the ocean floor., Fact2: Bacteria that have been found at hydrothermal vents are of great interest., Question: What are on the ocean floor? (A) alveoli (B) bacteria (C) animals (D) stations (E) body water (F) mines (G) barnacles (H) alluvial
[A]:
B