Nicklin Corporation is considering two alternatives that are, code-named M and N. Costs associated with the altenatives are listed below Supplies costs Assembly costs Power costs Inspection costs $62,000 $27,000 $13,000 $20,000 $46,000 $27,000 $19,000 $13,000 Required a. Which costs are relevant and which are not relevant in the choice between these two alternatives? Supplies costs Assembly costs Power costs Inspection costs b. What is the diferential cost between the two alternatives? Differential cost