Which statement(s) is/are correct? Statement A: Native XML DBMSs map the hierarchical structure of an XML document to a physical storage structure, because they are able to use the intrinsic structure of an XML document. Statement B: XML-enabled DBMSs are able to store XML data in an integrated and transparent way, because they are able to use the intrinsic structure of an XML document. 

a. Only A.

b. Only B.

c. A and B.

d. Neither A nor B.