Is wind power best power?

You have made a statement that assumes that wind power is best. It may not be the best. If you are in an area with winds too light to power the generator, or too strong, or not fairly constant, wind...

on a hill

I think you mean where is the best place for wind ? If you mean this, one of the best places for wind turbines is out at sea so that the wind cannot be blocked very easily Harry Hagon-Smith

none of them

First go outside probaly at 10:00 on a half moon or full moon and say this spell-"oh great gods of the wind give me this power to control all winds I make it stronger oh great gods of wind I control...