Answer:
The wholesale cost for the pianos that Darnell pays the manufacturer - explicit cost
The salary Darnell could earn if he worked as an accountant - implicit cost
The wages and utility bills that Darnell pays - explicit cost
The rental income Darnell could receive if he chose to rent out his showroom.-implicit cost
Step-by-step explanation:
Explicit cost includes the amount expended in running the business.
They include rent , salary and cost of raw materials
Explicit cost is used in determining accounting profit
Implicit cost or opportunity cost is the cost of the next best option forgone when one alternative is chosen over other alternatives
Implicit cost is used in determining economic profit
If Darnell didn't use his showroom, he could have rented it out. Renting it out is his next best option that was forgone. Thus, it is an implicit cost
If Darnell didn't start his business, he could have been working as an accountant. The amount he could have earned as an accountant is his implicit cost