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").
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Question: 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

Answer: E


Question: Fact1: Blood pressure is highest in arteries and lowest in veins., Fact2: Blood Pressure Blood Pressure Blood pressure is the force of the blood on the artery walls., Question:  is highest in arteries and lowest in veins. (A) matter (B) voltage (C) Length (D) solutes (E) glucose (F) measure (G) Force (H) Joules

Answer: G


Question: Fact1: cold fronts cause thunderstorms as they pass by, Fact2: Thunderstorms and lightning Lightning often accompanies thunderstorms., Question: What causes lightning? (A) dust (B) energy (C) cold fronts (D) sunlight (E) Energy. (F) scattered light (G) fire (H) heat energy

Answer:
C