Assertion: If gravitational potential at some point is positive, then the gravitational field strength at that point will also be zero.
Reason: Except at infinity gravitational potential due to a system of point masses at some finite distance cannot be negative.
Options:
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true but R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false and R is also false.