1. SAP S/4HANA 2020 Help Portal
Subscription Order Management
"Monitoring Subscription Documents": This official documentation states
"You use the order and contract distribution monitor to monitor the distribution of subscription orders... to the follow-up processes and systems
such as the creation of provider contracts in SAP S/4HANA and the distribution of these contracts to SAP Convergent Charging." This directly supports option D.
2. SAP S/4HANA 2020 Help Portal
Subscription Order Management
"Processing of One-Off Charges": The documentation details that one-off items in a subscription order are transferred to Convergent Invoicing. The Order Monitor tracks the status of all items
including these. It states
"The system creates a billable item for the one-off charge in Convergent Invoicing." This supports option A.
3. SAP Learning Hub
Course BR235 (SAP Billing and Revenue Innovation Management - Subscription Order Management)
Unit 6: "Monitoring and Troubleshooting". This courseware explains that the Order Monitor (Transaction FKKSOMOMON) is the central tool for checking the status of order items being sent to Convergent Invoicing and the resulting contract being sent to FI-CA and Convergent Charging.