The total cost (in hundreds of dollars) of producing x calculators per day is given by the equation. Cost (hundred dollars, C(x) = 7 + 12x+24 Osxs 50 Perform the following calculations and interpret the results 10 20 30 40 50 Production C' ( x) = C' (20 ) = C' (38) = Interpret the results. Choose the correct answer below. A. As production increases, the cost of producing the next calculator decreases O B. As production increases, the cost of producing the next calculator increases