Choose correct statement (A) The position of centre of mass of a system is dependent on the choice of coordinate system. (B) Newton's second law of motion is applicable to the centre of mass of the system. (C) Internal forces can not change the state of centre of mass. (D) Internal forces can change the state of centre of mass.

• A

  Both (A) and (B) are correct
• B

  Both $(\mathrm{B})$ and $(\mathrm{C})$ are wrong
• C

  Both (A) and (C) are wrong
• Correct answer
  D

  Both (A) and (D) are wrong

Hence, the correct answer is option: 'D'.