The Resistance, in Ohms, of a 25 Foot Piece of Wire

Multiple Choice

The resistance, in ohms, of a 25 foot piece of wire is given by the function $R(d) =\frac{0.025}{d^{2}}$ , where $d$ is the diameter of the wire in inches. What happens to the resistance of the wire as the diameter of the wire decreases?

A) The resistance remains constant.
B) The answer cannot be determined without additional information.
C) The resistance increases.
D) The resistance decreases.