Which two customer scenarios are likely to result in multiple Enterprise Vault (EV) directories? (Select two.)

A.
separate active directory domains with bi-directional trusts

B.
security or administrative boundaries between different groups of the organization

C.
different retention policy requirements between different departments in the business

D.
different single instance requirements for different departments in the business

E.
very slow connectivity between archiving targets and EV servers in different data centers