When is it most appropriate to use the first-in, first-out method?

Group of answer choices

1.) When Work-in-Process Inventory is relatively small or when direct materials prices and conversion costs are stable.

2.) It doesnt matter what method you use because they both give you the same answer.

3.) When you sell very little inventory during the period.

4.) When you want to use the most simple method.

5.) When direct materials prices, conversion costs, or inventory levels fluctuate significantly.