Jamie rents a movie for a flat fee of $2.50 plus an additional $0.75 for each night she keeps the movie. Choose the cost function that represents this scenario if x equals the number of nights Jamie has the movie. c(x) = 2.50x + 1.25 c(x) = 3.25 c(x) = 2.50 + 0.75x c(x) = (2.50 + 0.75)x