Which recommended directory structure meets the requirement?

A company plans to build two Isilon clusters in an active-active disaster recovery environment. The initial requirement is to have one access zone for their Finance department.

Which recommended directory structure meets the requirement?
A . Cluster_A:
/ifs/cluster_a/finance
/ifs/cluster_b/finance
Cluster_B:
/ifs/cluster_a/finance
/ifs/cluster_b/finance
B . Cluster_A:
/ifs/finance
/ifs/finance
Cluster_B:
/ifs/finance
/ifs/finance
C . Cluster_A:
/ifs/finance/cluster_a
/ifs/finance/cluster_b
Cluster_B:
/ifs/finance/cluster_a
/ifs/finance/cluster_b
D . Cluster_A:
/ifs/cluster_a
/ifs/cluster_b
Cluster_B:
/ifs/cluster_a
/ifs/cluster_b