A sudden jump anywhere on the Bending moment diagram of a beam is caused by
(a) Couple acting at that point
(b) Couple acting at some other point
(c) Concentrated load at the point
(d) Uniformly distributed load or Uniformly varying load on the beam
(a) Couple acting at that point
(b) Couple acting at some other point
(c) Concentrated load at the point
(d) Uniformly distributed load or Uniformly varying load on the beam