GKFix MCQ Question

What is the formula used to calculate the mass of a planet using a satellite’s orbit?

• A. $ M = \frac{GT^2}{4\pi^2 R^3} $
• B. $ M = \frac{4\pi^2 R^2}{GT} $
• C. $ M = \frac{4\pi^2 R^3}{GT^2} $
• D. $ M = \frac{G R^3}{4\pi^2 T^2} $