Concord Corporation spent $5200 to produce Product 89, which can be sold as is for $6500, or processed further incurring additional costs of $1950 and then be sold for $9100. Which amounts are relevant to the decision about Product 89?

A. $5200, $6200, $9100

B. $6500, $1950, $9100

C. $5200, $6500, $1950 and $9100

D $5200, $6500, and $1950