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").

Input: Consider Input: Fact1: Behaviors that improve fitness increase through natural selection., Fact2: Adaptation traits contribute to individual fitness and to the evolution of animal genetic resources., Question: The evolution of animal genetic resources can be impacted by: (A) extinction (B) Mars (C) competition (D) Darwin (E) agriculture (F) behavior (G) environment (H) Galapagos Islands

Output: F


Input: Consider Input: Fact1: Most amphibians breathe with gills as larvae and with lungs as adults., Fact2: All frogs are amphibians., Question: What do frogs breathe with when they are adults? (A) skin (B) fins (C) lungs (D) oxygen (E) gills (F) air (G) Energy (H) Gases

Output: C


Input: Consider Input: Fact1: Organisms use lipids to store energy., Fact2: Another name for fat is lipid ., Question: Organisms use what to store energy? (A) food (B) skin (C) fat (D) RNA (E) batteries (F) CO 2 (G) bone (H) O2


Output: C