The monthly rent for a pizza parlor is $1,200. The average production cost per pizza is $6.75. The monthly expenses for the pizza parlor are given by the function E(x) = 1,200 +6.75x, where x is the number of pizzas sold. For x pizzas sold, the pizza parlor's revenue is given by the function R(x) = 12.5xThe monthly profit of the pizza parlor is the difference between its revenue and its expenses. Which function represents the monthly profit, P(x) ?A. P(x) =5.75x + 1,200B. P(x) = 1,200 + 19.25xC. P(x) = 6.25x - 1,200D. P(x) = 5.75x - 1,200