A ball is tossed off the edge of a cliff with the same speed but at different angles as sh...

A ball is tossed off the edge of a cliff with the same speed but at different angles as shown. From greatest to least, rank the (a) initial PEs of the balls relative to the ground below, (b) initial KEs of the balls when tossed, (c) KEs of the balls when they hit the ground below, and (d) times of flight while airborne.