Which Three Statements About LAI Requirements Are True? (Choose Three

Which three statements about LAI requirements are true? (Choose three.)

A) Intelligently route calls among the call centers to achieve a better ACD load balance.
B) The receiving switch is able to accept or deny interflowed calls sent by the sending switch.
C) The routing of an incoming call to an external switch must be answered at the originating switch.
D) Look-Ahead Interflow (LAI) improves call-handling capability and agent productivity for call centers with multiple locations.
E) It is able to use the adjust-by vector command to better manage EWT. It is able to use the adjust-by vector command to better manage EWT.