At the local playground, a 16 kilogram child sits on the end of a horizontal teeter-totter, 1.5 meter from the pivot point. On the other side of the pivot an adult pushes straight down on the teeter-totter with a force of 95 Newton. Find in which direction does the teeter-totter rotate if the adult applies the force of a distance
(a) 3.0 meter,
(b) 2.5 meter, or
(c) 2.0 meter from the pivot?