Which of the following can be transported using the Software Collection apps in SAP S/4HANA Cloud? Note: There are 2 correct answers to this question.

Which of the following can be transported using the Software Collection apps in SAP S/4HANA Cloud? Note: There are 2 correct answers to this question.
A . UI variants and changes
B. Custom business objects
C. Custom business roles
D. Migration projects

Answer: A,B