What is aggregate relocation (ARL)? Choose all that apply.
A. Provides zero copy, non-disruptive relocation of (non-root) online SFO aggregates to a partner node
B. Provides zero copy, non-disruptive relocation of (root) online CFO aggregates to a partner node
C. Is utilized during planned events such as fast negotiated takeovers, controller hardware upgrades, and other maintenance operations
D. Is utilized during unplanned events such as controller failure