Amanager recorded the number of bicycles sold by his company each quarter. his projected sales after t years is given by the expression below.

which of the following statements best describes the expression?

a.
the initial sales of 575 bicycles increases at the rate of 4% over 4 quarters.
b.
the initial sales of 575 bicycles increases at the rate of 18% over 4 years.
c.
the initial sales of 575 bicycles increases at the rate of 4% over t quarters.
d.
the initial sales of 575 bicycles increases at the rate of 18% over t years.