If $\rho$ is the density of the planet,the time period of a nearby satellite is given by

  • A
    $\sqrt{\frac{4 \pi}{3 G \rho}}$
  • B
    $\sqrt{\frac{4 \pi}{G \rho}}$
  • C
    $\sqrt{\frac{3 \pi}{G \rho}}$
  • D
    $\sqrt{\frac{\pi}{G \rho}}$

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