Between the Years 1960 and 2002, the Percent of Women

Between the years 1960 and 2002, the percent of women in the work force can be modeled by , where x is the number of years past 1950 (Source: U.S. Bureau of Labor Statistics) . If this model is accurate beyond 2002, at what rate will the percent be changing in 2017? ​

A) In 2017, the rate will be changing at 0.270% per year.
B) In 2017, the rate will be changing at 0.405% per year.
C) In 2017, the rate will be changing at 0.007% per year.
D) In 2017, the rate will be changing at 0.971% per year.
E) In 2017, the rate will be changing at 0.217% per year.