If a College Education Did Not Increase Worker Productivity

Multiple Choice

If a college education did not increase worker productivity,

A) no one would go to college.
B) wages would tend to be the same for workers with and without a college education.
C) wages would still be higher for workers with college degrees because of the cost of going to college.
D) the total lifetime earnings of workers who go to college and those who do not would tend to be the same.