Which is an example of the glass ceiling?
A.) Brianna's boss told her that the company where she works only gives promotions to men.
B.) Brianna and Alex decided to name their newborn son after Alex's mother.
C.) Brianna has a college degree, while Alex has a certification from a trade school.
D.) Alex drives the couple's older car so that Brianna can drive their children around in the newer, safer car.