The tail has many components that guide the aircraft, make it go up or down and often contains the APU.
rudder
rudder
it is used at the tail end of plane which is used for to make the plane turn
The elevator is used to control the airplane's pitch (up, and down angle of the nose). The elevator is located on the horizontal tail fins.
an airplane
It part of the tail.
Tail will tilt up
empennage
So that it can land like an airplane
in a conventional airplane it connects the wing to the control surfaces in the tail.
Did you really mean "airplane" - or did you mean airline . -If airline it is Qantas.
radar