What type of data is: a=[(2,2),(3,5),(4,8)]? Select one: a. Array of tuples b. Invalid type c. List of tuples O d. Tuples of lists Suppose t = (1, 2, 4, 3, 8, 9), [t[i] for i in range(0, len(t), 3)] is Select one: O a. [1,2,4,3,8,9) b. [1,4] c[1, 3] O d. [2,3,9)