What is TRUE of the history display of a target's past positions on an ARPA?

A
It provides a graphic display to emphasize which vessel is on a collision course.
B
In the true presentation, it provides a quick visual check to determine if a vessel has changed course.
C
The display is one of the primary inputs and must be in use when using the trial maneuver capability.
D
It provides a graphic display of a target vessel's relative course, speed, and CPA.
E