Sarah Negotiated with Her Boss and Works from 7:00 A to 7:00

Sarah negotiated with her boss and works from 7:00 a.m. to 7:00 p.m., Mondays through Thursdays, with an hour for lunch and an hour for dinner each day. On Election Day, the polls are open from 7:00 a.m. until 7:00 p.m. and there are long lines at the polling station. She requests permission from her boss to cast her vote and asks for an extended lunch or dinner break. He refuses and tells her that she will be fired if she takes extra time off. Which of the following is true?

A) The boss can fire her because her first obligation is to her job.
B) The boss can fire her because employment at will permits him to fire her for any reason.
C) The boss cannot fire her because the Fair Labor Standards Act allows employees leeway in the fixture of work schedules without the approval of their superiors.
D) The boss cannot fire her because he may not prohibit her from exercising a statutory or constitutional right.
E) The boss can fire her because the company does not bear any responsibility for the fulfillment of duties of a personal nature.