Solution:
The correct answe rs are:
* A. An approved Service Entry Sheet (SES) is required. learning.sap.com+1
* B. Invoices can only be based on one service sheet from the PO. learning.sap.com+1

Solution:
The correct answer from learning.sap.com is:
* C. Any document type for which an approval process can be applied.
Explanation from the documentation:
* An approvable is a document that requires action from a designated approver before the process can move forward. It's essentially any document that must be approved to proceed. Examples include purchase requisitions, receipts, invoice reconciliations, contract requests, etc. SAP Learning+1

Solution:
From learning.sap.com, the integration options that can be used with an SAP ERP customer are:
* A. Suite integration - This is automatically set up for all customers as a standard option and integrates SAP Ariba Procurement with Strategic Sourcing and other Ariba modules. SAP Learning+1
* D. Web services (SOAP) - This method supports both SAP ERP and non-SAP ERP customers. SAP Learning+1

Solution:
The correct answer choices are:
* A. User - reflecting an individual user node in the approval flow. SAP Learning+1
* B. List - referring to an "approval list" node, which can include a combination of users and/or groups. SAP Learning+1
* C. Group - indicating a group node where any member of the group can approve or deny. SAP Learning+1 The other options, D. Preparer and E. Finance, are not types of approval nodes:
* A "Preparer" can be part of the approval logic (e.g., checks if requester ≠ preparer), but is not itself a node type in the flow. SAP Learning+1
* "Finance" may be a role or user group added as an approver under certain conditions, but this is not a distinct approval node type-it would fall under the User or Group type depending on how defined. SAP Learning+1