Train crew shall exchange alright hand signals upto ________ or last points. A. Advance starter B. Starter C. Call-on D. None of these

The correct answer is: C. Call-on.

The train crew shall exchange alright hand signals upto call-on or last points. The call-on is a hand signal given by the train crew to the signalman to indicate that they are ready to proceed. The last points are the points at the end of the track.

The advance starter is a hand signal given by the signalman to the train crew to indicate that they can proceed to the next signal. The starter is a hand signal given by the signalman to the train crew to indicate that they can proceed to the next station.

None of these options are correct.