similar posted question again - I edited part d) to include a tip on getting direction. Reply here if you still can't do c). And reply over there if you still can't do any of a) - d).
Also, giving the direction of the final velocity using (almost) conventional bearings means that you need to say which direction the initial velocity (N, S E or W?) is in, that is, what is the direction of horizontal from top of cliff (N, S, E or W?)