The mass of the earth is 6.0 x 10²⁴kg and that of the moon is 7.0 x 10²²kg. If the distance between them is 4.0 x 10⁸m, calculate the force of attraction between them. [G = 6.7 x 10^-11Nm²kg^-2]

• A.1.8 x 10⁵N
• B.1.8 x 10¹⁰N
• C.1.8 x 10¹⁵N
• D.1.8 x 10²⁰N