Lashawna is packaging some bulk candy for a sale. The price is $3.98 per pound​​. Write an equation to model the relationship between the total cost, c, and the weight of the candy in pounds, p.
A. c = 3 . 98 p
B. c = 3 . 98 + p
C. c = 3 . 98 p
D. c = p 3 . 98