How can you be sure that all ETL tasks are executed in the right ordering by Informatica?

A.
You can be sure after a successful batch run of the ETL in Informatica Powercenter.

B.
You can never be really sure.

C.
Execute all ETL using DAC Subject Areas embedded in execution plans. DAC will calculate the
ordered tasks.

D.
Execute single ETL mappings in parallel in Informatica Powercenter Workflow Manager.

E.
Answers A or D.