GKFix MCQ Question

In vector form, how is the gravitational force on mass m₂ due to m₁ expressed?

• A. G(m₁m₂)/r² r̂
• B. –G(m₁m₂)/r² r̂
• C. G(m₁m₂)/r r̂
• D. –G(m₁m₂)/r r̂