Which is the out-of-the-box integration touch point available with SAP Hybris Cloud for Customer?

Which is the out-of-the-box integration touch point available with SAP Hybris Cloud for Customer?
A . Res’ time synchronization of customer data.
B . Real time synchronization of address data.
C . Asynchronous synchronization of customer data.
D . Asynchronous synchronization of product data.

Answer: C