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

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.