A company manufactures widgets. Widgets can be sold in the following ways: 

The company discovers that customers want to buy widgets individually. You need to add a unit named Each. 

Answer options:

A. Create the unit Each with Box as the base unit.
B. Update the unit Box with Each as the base unit.
C. Set Each as the primary unit.
D. Make Each the base unit for all units.

C

Reference: https://docs.microsoft.com/en-us/dynamics365/sales-professional/create-unit-group-add-units