As we have known from the map of the world，this is ________.

A．twice as large an island as that

B．twice as larger as that island

C．as twice large as that one

D．twice as a large island as that

根据我国宪法的规定，下列关于通信自由和通信秘密的属性的表述中，哪个选项是正确的( )

A．通信自由和秘密属于公民文化教育权利的范畴

B．通信自由和秘密属于我国公民一项基本的政治自由的权利

C．通信自由和秘密属于公民人身自由的权利的范畴

D．通信自由和秘密属于公民监督权的范畴