What is the default Staging Mode for servers?

What is the default Staging Mode for servers?

A.
No-Stage

B.
Stage

C.
External Stage

D.
Use the defaults defined by the deployment targets

E.
Copy the application onto every target for me

Explanation:
WebLogic Server provides three different options for staging files: stage mode,
nostage mode, and external_stage mode.
By default, WebLogic Portal’s default staging mode is “stage.”
Reference: Oracle Fusion Middleware Production Operations Guide for Oracle WebLogic Portal,
Changing the Default Staging Mode