Customer Business Is Very Important and Has a Large Amount

Customer business is very important and has a large amount of data, requiring the best possible business continuity after natural disasters.  Which kind of network design is best for this?

A) In the same city set up two data centers to do synchronous replication, located in another remote data center to do asynchronous remote replication
B) Set up two data centers in the same city to form a dual disaster recovery network
C) Set up a data center in the local and remote sites to form a dual-active disaster recovery network
D) In the same city set up two data centers to do double live in another remote data center to do asynchronous remote replication