Let

a= (1, 1), (1, 2), (1, 4), (, 1), (2, 3), (3, 2), (3, 4) , (4,1), (4,3), (4, 4) \ =\ (1, 1), (1, 3), (2, 2), (3, 3), (3, 4) ,(4 ), (4, 4) \ be relations on A = \{1, 2, 3, 4\} of the relations ROS and R S b) [4 marks] Let R be a partial order relation on A = \{1, 2, 3, 4, 5, 6\}