Which of the Following Best Explains Why Older People Approaching

Which of the following best explains why older people approaching retirement age have no intention of retiring?

A) Many employers want to stay away from the costs of hiring a younger crowd and refuse to retire the older workers.
B) Older workers typically occupy the best-paid jobs and hence prevent the hiring of younger workers.
C) Improved health of older people in general,in combination with the decreased physical labor in many jobs,has made working longer a viable option.
D) Employers are ignoring situations where it is more expensive to pay for an older worker's experience than to hire younger employees.
E) Statistical forecasting results have shown that older people are an asset to an organization's economic strength.