Consider the following statements :   1. There is no net moment on a body which is in equilibrium.   2. The momentum of a body is always conserved.   3. The kinetic energy of an object is always conserved.   Which of the statements given above is/are correct?   A) 1, 2 and 3 B) 2 and 3 only C) 1 and 2 only D) 1 only

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