2. Do the following Python dictionary questions: a) Merge following two Python dictionaries into one: dict1 = {'Ten': 10, 'Twenty': 20, 'Thirty': 30}, dict2 = {'Fifty': 50, 'Seventy': 70}

b) Below are the two lists. (1) First convert them into the dictionary: keys = ['Name', 'Age', 'City', 'Major'], values = ['Mike', 20, 'New York',None] , and print the dictionary.(2) Remove name and city information from this dictionary and print the resulted dictionary.