Question id 377 - Preflight Preparation - FAA PPL(A) - Private Pilot Airplane

Preflight Preparation - (Refer to Figure 68.) What does the line from point A to point B of the wind triangle represent?
True course and groundspeed.
groundspeed and true heading
True heading and airspeed

Training tests and timed exam simulations FAA PPL(A) - Private Pilot Airplane