Two bowling balls each have a mass of 8 kg. If they are 2 m apart, what is the gravitational force between them? G = 6.67 × 10⁻¹¹ N⋅(m/kg)²
A. 3.21 10⁸ N
B. 2.14 10⁻⁹ N
C. 2.68 10⁻¹⁰ N
D. 1.07 10⁻⁹ N