Since 1975,the Employment Rate in the United States Has Been

Since 1975,the employment rate in the United States has been

A) Increasing each year.
B) Decreasing each year.
C) Remaining unchanged.
D) Both increasing and decreasing with an overall upward trenD.Although there have been fluctuations,both up and down,in the employment rate,the entry of baby boomers into the workforce and the rising labor force attachment of women have caused the ratio of workers to total population (the employment rate) to rise.