A uniform, thin, solid door has height 2.m, width 0.m, and mass 23.0 kg. (a) Find its moment of inertia for rotation on its hinges. (b) Is any piece of data unnecessary?
选项：

A:5.80 kg×m^{2, the height of the door is unnecessary data}
B:1.45 kg×m^{2, the height of the door is unnecessary data}
C:5.80 kg×m^{2, the width of the door is unnecessary data}