You work in a company which uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. There is a database named DB1 inthe instance. You have set the recovery model of DB1 to Full. You deploy a new process. The process modifies 10,000 records from the Accounts table at 18:00 every day. Any modification made by the process to the data must be reverted and database keeps online. You must make sure of this. So which strategy should you implement?（）

A. You should implement Differential backup
B. You should implement Database snapshots
C. You should implement Primary filegroup backup
D. You should implement Transaction log backu