Which of the following statements about Schema.org is correct? (下面关于Schema.org的说法哪些是正确的？)

A、Schema.orgcanbeusedforthediscoveryofbibliographicresourcesingeneral-purposesearchengines(Schema.org可被用于在通用搜索引擎中的书目资源发现);
B、Schema.orgcanbeusedfortherichdescriptionofbibliographicresources(Schema.org可被用于书目资源的丰富描述);
C、Schema.orgcanbeusedwiththeRDF/XMLencodingformat(Schema.org可采用RDF/XML这种编码格式);
D、Schema.orgcanseparatethecontentandcarrierofbibliographicresources(Schema.org可将书目资源的内容与载体相分离)