The Ratio of Working-Age Population to the Elderly in the United

Multiple Choice

The ratio of working-age population to the elderly in the United States (including projections after 2000) is given by ​ ​
With t = 0 corresponding to the beginning of 1995. What will be the ratio at the beginning of 2005?
​

A) f(1995) = 35.7
B) f(10) = 4
C) f(10) = -4
D) f(10) = 4.4
E) f(1995) = -35.7