Walton, Inc. makes an unassembled product that it currently sells for $55. Production costs are $20. Walton is considering assembling the product and selling it for $68. The cost to assemble the product is estimated at $12. What decision should Walton make?
(a) Sell before assembly; net income per unit will be $12 greater.
(b) Sell before assembly; net income per unit will be $1 greater.
(c) Process further; net income per unit will be $13 greater.
(d) Process further; net income per unit will be $1 greater.