94 What are three characteristics of the CALL_FORM built-in?（）

• A、It is an unrestricted procedure.
• B、It is valid in Enter Query mode.
• C、It invokes a form in a modal window.
• D、It can only invoke a form in Query Only mode.
• E、It enables you to start a new database session.
• F、It enables free navigation between all opened form sin an application.