2 Select the correct answer. Robert wants to throw a party for his friends. He has booked a banquet hail where he plans to serve dinner. The hall costs $200, and dinner costs $30 per person. If the final bill is p, which function gives the number of friends at the party. [Hint: First find the function for the final bill as a function of the number of friends, x.] OA P - 200 30 OB. 30(p + 200) Ocp + 200 30 OD. 30(p - 200) Reset Next