Vaughn Manufacturing spent $10000 to produce Product 89, which can be sold as is for $11000, or processed further incurring additional costs of $4000 and then be sold for $15000. Which amounts are relevant to the decision about Product 89? $10000, $4000, and $15000 $10000, $11000, and $15000 O $10000, $11000, $4000 and $15000 O $11000, $4000, and $15000