As Shown, When Configuring the Point-To-Multipoint Scenarios, the Headquarters Network

As shown, when configuring the point-to-multipoint scenarios, the headquarters network segment is 10.1.1.0/24, the segment of branch 1 is 10.1.2.0/24, of branch 2 is 10.1.3.0/24. About the protected data flow configuration which defined by headquarters and branch offices, which of the following combinations can be the full matched requirements?

A) 1 2
B) 1 2 3 5
C) 1 2 4 6
D) 3 4 5 6