How do you move extensions between SAP S/4HANA Cloud Private Edition systems? Note: There are 2 correct answers to this question.

How do you move extensions between SAP S/4HANA Cloud Private Edition systems? Note: There are 2 correct answers to this question.
A . Import the collection
B . Mark items relevant for transport
C . Assign items to a software collection
D . Assign items to a software package

Answer: A C