Requirement $2.$ For each$$ decision, select what information the management accountant can provide about the source of competitive advantage for these firms.

a$.$ For a running shoe$$ manufacturer's decision of whether to purchase leather from a cheaper$$ supplier, management accountants can provide the following$$ information: $($Complete all answer$$ boxes.$)$

Cost related to using the cheaper materials

Labor and materials usage costs related to working with the cheaper leather

$$

Part $3$

b$.$ For an office supply$$ store's decision of whether to a delivery service that its competitors do not$$ have, management accountants can provide the following$$ information: $($Complete all answer$$ boxes.$)$

Part $4$

c$.$ For a regional$$ retailer's decision of whether to install$$ self$-$check$-$out counters, management accountants can provide the following$$ information: $($Complete all answer$$ boxes.$)$

Part $5$

d$.$ For a local$$ florist's decision of whether to hire a horticulture specialist to help customers with gardening$$ questions, management accountants can provide the following$$ information: $($Complete all answer$$ boxes.$)$