题目内容:
Which of the following statements is CORRECT?
A.Brainshrinkage usually begins when a person is 66 years olD. B.Thebrain of an adult person Shrinks 2.5% every 10 years.
C.Thecerebrospinal fluid of a person with more years of education may increase onlyslightly.
D.Thecerebrospinal fluid of a person can imply the severity of mental decline.
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答案解析: