Which of the following objects must you list after the USING addition?

You implement an ABAP Managed Database Procedure (AMDP). You want to access some other objects from within your script code.

Which of the following objects must you list after the USING addition? There are 2 correct answers to this question.
A . AMDP Functions
B . Database Views
C . Calculation Views
D . Stored Procedures

Answer: A,B