In this subtask, you will answer a simple science question. Please indicate the correct answer. If you're not sure about the answer, choose the last option "I don't know". Do not generate anything else apart from one of the following characters: 'A', 'B, 'C', 'D', 'E'. The "A"-"D" responses correspond to the answer options mentioned in the input. There is a 5th option "E" which should be used for questions for which you're not sure about the answer (e.g., when the questions do not provide enough information to answer).
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Question: Question: Solar cells absorb energy from the sun. In order to use this energy to power household appliances, solar cells must convert the absorbed energy to  (A) heat. (B) light. (C) radiation. (D) electricity?

Answer: D.


Question: Question: All of the following are ways plants disperse their seeds except ___.  (A) hibernating (B) animals (C) wind (D) dropping seed?

Answer: A.


Question: Question: Which of the following enables an animal to get oxygen?  (A) Digestive System (B) Cirulatory System (C) Respiratory System (D) Nervous Syste?

Answer:
C.