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 . Custom business roles
B. UI variants and changes
C. Migration projects
D. Custom business objects

Answer: B,D