Aircraft equipped with tail wheels are generally towed forward by attaching the tow bar to the main landing gear.

A Normally for an aircraft that has tail wheels, you can tow the tail wheels forward. Todor this you can connect the tow bar to the main landing gear.

B Usually, for an aircraft that has tail wheels, you can link the tow bar to the main landing gear, thus you can tow the aircraft forward.

C For an aircraft that has tail wheels; you can tow the aircraft forward only when the tow bar is linked to the main landing gear.