Cost of basic car = $8250 Optional cost = $324 Total cost of basic car and optional items for John= (8250 + 324) dollars = 8574 dollars Then Percentage of sales tax = 6% Amount of sales tax = 8574 * (6/100) dollars = 514.44 dollars License and registration fee combined = $50 Then total cost of John in regards to buying the car = 8574 + 514.44 + 50 = 9138.44 dollars <span>$9,138.44</span> is the correct option in regards to the question given.