The graph shows the total monthly sales as a function of the number of cake tiers. Which statement is true?
As the number of cake tiers increases without bound, the total monthly sales decrease without bound.
As the number of cake tiers decreases, the total monthly sales increase without bound.
As the number of cake tiers increases without bound, the total monthly sales increase without bound.
There is no limit to the number of cake tiers, but there is a limit to the total monthly sales.
