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: Wings are part of the exoskeleton and attached to the thorax., Fact2: Insects have exoskeletons., Question: What is attached to insects' thorax? (A) sugar (B) Energy. (C) antennae (D) Energy (E) wings (F) nothing (G) food (H) pancreas

Output: E


Input: Consider Input: Fact1: planting trees has a positive impact on an ecosystem, Fact2: An ecosystem contains many habitats., Question: doing what with trees has a positive impact on habitats (A) making tables (B) chopping down (C) planting (D) watershed (E) earth (F) bloom time (G) growth (H) timbering

Output: C


Input: Consider Input: Fact1: a radio converts electrical energy into vibrations, Fact2: Sound is vibrational energy., Question: A radio converts electrical energy into what? (A) sound (B) waves (C) photons (D) touch (E) engines (F) light (G) smell (H) motion


Output: A