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: Birds evolved from a group of bipedal dinosaurs called theropods., Fact2: All hawks are birds., Question: What evolved from a group of bipedal dinosaurs called theropods? (A) alpacas (B) bacteria (C) hawks (D) vision (E) humans (F) animals (G) mammals (H) viruses
[A]: C


[Q]: Fact1: Most fungi get organic compounds from dead organisms., Fact2: Mushrooms and molds are fungi., Question: What can get organic compounds from dead organisms? (A) roots (B) air (C) Most plants (D) nitrogen (E) ferns (F) mushrooms (G) bacteria (H) oxygen
[A]: F


[Q]: Fact1: the color of leaves on deciduous trees usually changes in the autumn season, Fact2: Many broad-leaved trees are deciduous., Question: On many broad-leaved trees, what usually changes in the autumn season? (A) colors of the spectrum (B) chemical changes (C) color of branches (D) color of leaves (E) temperature (F) shape of branches (G) size of needles (H) bloom time
[A]:
D