Which role is required to configure thesettings for communication management?

In which parameter of the Core HR with SAP SuccessFactors Employee Central (JB1) SAP_COM_0001 communication scenario would you define that both employees and contingent workers are replicated from SAP SuccessFactors Employee Central to SAP S/4HANA Cloud?

Integrations with Ariba
Which business role must a user have to release the supplier invoice for payment in the SAP Ariba Commerce Automation Integration (J82) scope item?

Organizational Units and System Data
Which app do you use to extend the existing organizational units?