please solve those questions

52. What would be the output fronm ?- append([a, b,c],[one,two,three],Result). % Prolog-Family relations. female(mary). female(sandra) female(juliet). female(lisa) male(peter). male(paul) male(dick). male(bob). male(harry). parent(bob, lisa) parent(bob, paul). parent(bob, mary). parent(juliet, lisa). parent(juliet, paul) parent@uliet, maryl. parent peter, harry. parentmary, dick) parent(mary, sandra) and (d) cousi