Which of the Following Arguments Commits the Fallacy of Equivocation

Which of the following arguments commits the fallacy of equivocation?

A) No person may smoke in this restaurant, and the governor is a person, so the governor may not smoke in this restaurant.
B) Rare gems are worth a lot of money, and Pink is a rare gem, so she is worth a lot of money.
C) Any cave can experience a collapse, and a house of cards can also experience a collapse, so a cave is a house of cards.
D) Some limo drivers are poor and some poor people are on food stamps, so some limo drivers are on food stamps.
E) A marching band has many members, and some of those members are drummers, so a marching band has drummers.