Which sentence states the central idea of the passage?

Answer:
Answer is " A "
Explanation:
Because it's mainly talking about physiology & understanding the brain
Answer:
A
Explanation:
The whole passage talks about psychology and A gives the main idea. A tells you that psychology is the understanding of the human mind while the other answers tell you that psychology is a good career path. A is the only answer that explains what psychology is and psychology is the main idea of the passage.