What is the purpose of a filter in displaying the contents of the Active Event List?

A.
It is used to choose which rows from ObjectServer alerts.detail table to display.

B.
It is used to choose which rows from ObjectServer alerts.status table to display.

C.
It is used to choose which fields within a row from ObjectServer alert.detail table to display.

D.
It is used to choose which fields within a row from ObjectServer alerts.status table to display