3. A rider on horse back falls when horse starts running all of a sudden because (a) Rider is taken back (b) Rider is suddenly afraid of falling (c) Inertia of rest keeps the upper part of body at rest whereas lower part of the body moves forward with the horse (d)None

1.        A rider on horse back falls when horse starts running all of a sudden because

         (a)  Rider is taken back  

        (b)  Rider is suddenly afraid of falling

         (c)                     Inertia of rest keeps the upper part of body at rest whereas lower part of the body moves forward with the horse  (d)None