Vaughn Manufacturing spent $7600 to produce Product 89 , which can be sold as is for $9500, or processed further incurring additional costs of $2850 and then be sold for $13300. Which amounts are relevant to the decision about Product 89 ? $7600,$9500,and$2850$9500,$2850,and$13300$7600,$9500,and$13300$7600,$9500,$2850and$13300