When should you use Apex? Select all that apply: 

Answer options:

A. Adding visual elements to the UI
B. Attaching business logic to a data event (insert, update, delete)
C. Augment behavior that applies when accessing data through the UI
D. Have logic that executes regardless of where the event originates (UI/S- Control/Web services API)
E. Want to process multiple records at the same time
F. Use classes when coding Apex that will he used by other developers.

BDEF