Which of the following API types does SAP recommend to use to achieve clean core...

SAP recommends usingSOAP APIsandData APIsfor clean core integrations.

SOAP APIs: Provide a structured, standardized method of communication forintegrations, especially suitable for real-time and synchronous processes.

Data APIs: Enable smooth data exchange and are preferred for achieving non-intrusive clean core integrations.

Other methods likeIDocandRFCare older technologies that might compromise the clean core principles by requiring deeper system customizations.