5. If the list of lists b is defined as b = [[34], [21, 79, 50], [3, 54, 80, 98], [38, 21, 45, 7, 211 what is the output? for i in range (0, len (b)): print (b[i][i], enda" ") a. 34 21 3 6.34 21 3 38 C.34 79 80 7 d. 34 50 98 2 6. What is the name of the buildin reference variable that refers to the current object. a. current b.me C. self d. this 7. Which item is the constructor for the Pet class? a. init b. Pet c. str distr