【单项选择题】
下列各宏命令中,应该放在类实现中以支持序列化特性的宏命令是()。 
A、A.IMPLEMENT_DYNAMIC(class_Name)
B、B.IMPLEMENT_DYNCREATE(class_Name)
C、C.IMPLEMENT_SERIAL(class_Name)
D、D.IMPLEMENT_MESSAGE_MAP()
A、A.IMPLEMENT_DYNAMIC(class_Name)
B、B.IMPLEMENT_DYNCREATE(class_Name)
C、C.IMPLEMENT_SERIAL(class_Name)
D、D.IMPLEMENT_MESSAGE_MAP()