Answer:
B). To demonstrate the correct use of hand signals for bikers.
Explanation:
'Hand Signals' are exemplified as the traffic codes that are given by the bikers or cyclists to indicate their movements in the traffic. The purpose of 'Hand Signals' is to demonstrate the correct use of hand signals for bikers as it helps to indicate or inform the other traffic about their movements or intentions. It offers clarity to the traffic and helps avoid any confusion and thus, prevent accidents and ensure smooth flow of traffic. Thus, option B is the correct answer.