Costs associated with two alternatives, code-named Q and R. being considered by Albiston Corporation are listed below Supplies costs Alternative Alternative Power costs Inspection costs Assembly costs Required: $87,000 $45,000 $44,100 $41,000 $44,100 $51,000 $51,000 a. Which costs are relevant and which are not relevant in the choice between these two alternatives? b. What is the differential cost between the two alternatives? a Supplies costs a Power costs a Impection costs Assembly costs b. Differential cos