Please, solve this problem

1) (1 pt) Consider the following set of preference statements: 0 (12,17) is indifferent to (13,21) 0 (9,19) is preferred to (13,21) 0 (13,21) is preferred to (16,8) 0 (16,8) is indifferent to (12,17) a) Does the set of preference statements violate transitivity? b) Does the set of preference statements violate non-satiation