Jovante decides to start a business by making buttons and selling them for 25 cents each. The button machine costs $125 and the materials for each button cost 10 cents.
Write a cost function, C, that represents the cost in dollars of making n buttons.
a. C(n) = .10n + 125
c. C(n) = 125.10n
b. C(n) = 125n + .10
d. C(n) = n + 125.10
Please select the best answer from the choices provided