Which two statements are true regarding filter functionality within OFSC?

A. Filters can be created where only certain User Types can see and interact with them.

B. Filters can be used in conjunction with activities, resources, and inventory.

C. If an activity filter has two conditions, then an activity must meet at least one of the conditions in order to be filtered.

D. After a filter has been created and saved, you cannot change the entity to which it is associated.