如果需要购买Lenovo|EMCVNX5100存储层容灾方案需要购买下面的哪个软件（）.

A.ST_LenovoEMCVNX5100本地保护软件-SPW
B.ST_LenovoEMCVNX5100FASTCache软件-SPW
C.ST_LenovoEMCVNX5100远程保护软件-SPW
D.ST_EMC多路径PowerPath_for_WIN-1CPU-SPW