A body with mass $4.0\,\text{kg}$ is travelling along a straight path at a velocity of $3.0\,\text{m s}^{-1}$. Determine the momentum of the body.
- A$0.75\,\text{kg m s}^{-1}$
- B$1.3\,\text{kg m s}^{-1}$
- C$12\,\text{kg m s}^{-1}$
- D$24\,\text{kg m s}^{-1}$