What is necessary to limit a search to a single CenterStage space?

A.
The search expression must be entered in the CenterStage toolbar Search field and “Search in
my extra sources” must be unchecked.

B.
The search expression must be entered into the Search field in the CenterStage toolbar using
xPlore syntax to specify the space.

C.
The space must be open. The search expression must be entered in the CenterStage toolbar
Search field and “Search in my extra sources” must be unchecked.

D.
The space must be open. The search expression must be entered in the space’s Search tab, in

the “Search and filter content” field.