Concept:Track the net displacement using directions and distances.Explanation:Start at origin (0,0).North 50 m: position (0,50)Right means east 30 m: position (30,50)Right means south 50 m: position (30,0)Left means east 30 m: position (60,0)Final position is (60,0), so distance from starting point is 60 m.Answer:60 m (Option D)