.-The following signals shall be used by the drivers of all motor vehicles, namely:-(a)When about to slow down, a driver shall extend his right arm with the palm downward and to the right of the vehicle and shall move the arm so extended up and down several times in such a manner that the signal can be seen by the driver of any vehicle which may be behind him.(b)When about to stop, a driver shall raise his right forearm vertically outside of and to the right of the vehicle, palm to the right.(c)When about to turn to the right or to drive to the right hand side of the road in order to pass another vehicle or for any other purpose, a driver shall extend his right arm in a horizontal position outside of and to the right of his vehicle with the palm of the hand turned to the front.(d)When about to turn to the left or to drive to the left hand side of the road, a driver shall extend his right arm and rotate it in an anti-clockwise direction.(e)When a driver wishes to indicate to the driver of a vehicle behind him that he desires that driver to overtake him he shall extend his right arm and hand horizontally outside of and to the right of the vehicle and shall swing the arm backward and forward in a semi-circular motion.
