1. (15 points) Answer True/False and Multiple Choice questions (5 questions) (a) Python dictionary keys can be mutable objects. True or False? (b) A function with two loops has an asymptotic running time o i. (n2) ii. (n log2 n) iii. (n) iv. not enough information (c) What is the time efficiency of the Stack's pop operation? i. (n) iii. (log n) iv. (n2) (d) What operation is not supported for Python dictionaries? i. item insertion ii. item ordering iii. item lookup iv. item deletion (e) Inserting an element at the beginning of a linked-based list (recall LList class requires (n) time. True or False