C
Salesperson: If your vacuuming needs are limited to cleaning small areas of uncarpeted floors, an inexpensive handheld vacuum cleaner is likely to be sufficient. After all, most are easy to use and will likely satisfy all your vacuuming needs on wood and tile floors. The conclusion of the salesperson's argument is most strongly supported if which one of the following is assumed?
A: If your household cleaning needs include cleaning small areas of uncarpeted floors, it is likely that you will need a vacuum cleaner.
B: Inexpensive handheld vacuum cleaners are sufficient for cleaning small areas of carpeted floors.
C: The only types of floor surfaces that most consumers encounter arc carpet, wood, and tile.
D: The more versatile a vacuum cleaner is, the more likely it is to be expensive.