Please answer the following question: Answer the following question given this paragraph: What weighs about three pounds and contains up to 100 billion cells? The answer is the human brain. The brain is the control center of the nervous system. It's like the pilot of a plane. It tells other parts of the nervous system what to do. Q: Which organ is the control center of the nervous system? Choices: - the heart - the spine - the lungs - the brain A:
Answer:
the brain