Shows the number of days a prom dress is rented, X, and the total cost, Y.

Which statement best describes the y-intercept of the best fit linear function?

A. For each additional David dresses rented, the total cost increases by $8.00

B. For each additional day the dresses rented, the total cost increases by $7.50

C. The initial cost of the dress rental is $7.50

D. The initial cost of the dress rental is $8.00