Identify three statements that describe the usage of sales stages in opportunity management.
A. Sales stages delineate the progress of an opportunity.
B. During opportunity creation, the application sets an opportunity to the first sales stage in the sales method being employed.
C. During opportunity creation, the application sets the opportunities to all the sales stages within the sales method being employed.
D. Administrators can use the supplied sales stages, but cannot create new sales stages.
E. While editing an opportunity, sales representatives can select another stage, and they can enter a different win probability.