单选题 According to the third paragraph, it can be seen that older Americans ______.

A、 have more job opportunities than young people.
B、 live below the poverty line.
C、 have new opportunities to remain active in society.
D、 no longer believe in the premise ,of a happy life upon retirement.

【正确答案】 C

【答案解析】本题为细节题。“but many older people begin successful small businesses，volunteer in satisfying activities，and stay active for many years．”与C选项意思相符。