Which two migration methods are possible?

You are migrating an Oracle Database 11.2.0.2 on-premise database to an Oracle Database Cloud Service (Database as a Service) that provides a pre-created
Oracle Database 11.2.0.4 database.
Which two migration methods are possible?

A.
Data Pump Transportable Database (TDB) export/import

B.
Remote Cloning

C.
Data Pump Transportable Tablespace (TTS) export/import

D.
RMAN Transportable Tablespace (TTS)

Explanation:
You can migrate an on-premises source database to the database deployment on Oracle Database Cloud Service using the Data Pump Transportable Tablespace
(TTS) method.
You can migrate an on-premises source database to a database deployment on Oracle Database Cloud Service using the RMAN Transportable Tablespace (TTS)
with Data Pump method.
Incorrect Answers:
A: Data Pump Transportable Database is not possible.
B: Remote cloning is not possible.
https://docs.oracle.com/en/cloud/paas/database-dbaas-cloud/csdbi/mig-11g-11g.html