Let xdenote the two-point set {0,1} and write x =(0,1 for every j- 1,2,3,.let y - i]x jt which of the following is/are true? (a) yis a countable set (b) card y

Let Xdenote the two-point set {0,1} and write x =(0,1 for every j- 1,2,3,.Let Y - I]X jT Which of the following is/are true? (a) Yis a countable set (b) Card Y card, [0,1 () is uncountable (d) Yis uncountable