According to the passage, which of the following statements is true? .

According to the passage, which of the following statements is true? .
A.Absolutely, People don’t change during their working lives.
B.Generally, people change to a large extent during their working lives.
C.Fundamentally, people stay the same during their working lives.
D.Normally, people don’t change at all during their working lives.
正确答案：C