What does SAP Commerce provide for developing payment functionality? Note: There are 2 correct Answer to this question

What does SAP Commerce provide for developing payment functionality? Note: There are 2 correct Answer to this question
A . Support for Hosted Order Page (HOP) where the payment form is generated and hosted by the payment provider
B. Enables integration with external Payment Service Providers (PSP)
C. Support for Silent Order Post (SOP) where the payment form is generated and hosted by the payment provider
D. An out of the box payment adapter gateway with PayPal

Answer: B,D