ABC Corp. has set up the Asset Category key flexfield. It has also set up a descriptive flexfield tostore vehicle information associated with the asset category "Vehicle." Identify two correctstatements.（） (Choose two.)

A. The setting up of the descriptive flexfield is mandatory.
B. The Asset Category flexfield is owned by the Oracle Assets module.
C. The descriptive flexfield is associated with tables in the Oracle Assets module.
D. Only the Asset Category flexfield is associated with tables in the Oracle Assets module.