The Earth is revolving around the sun on an orbit of radius 1.5×10⁸Km. If the time of one revolution is 3.156×10⁷s , what is the mass of the Sun? (G= 6.67×10¹¹ Nm²Kg^-2)

A 3.0 × 10³⁰kg

B 1.5 × 10kg

C 2 × 10³⁰ kg