Which of the following statements is true?
A.
The brain of an adult person shrinks 2.5% every 10 years.
B.
The cerebrospinal fluid of a person with 8 years of education may have increased 17.7 milliliters.
C.
The cerebrospinal fluid of a person with 16 years of education may increase by 10%.
D.
The brain of an aged person shrinks 5% every 10 years.