Create a second file named $$review$\_2.$py$.$ Instead of using a dictionary to store each word and its frequency, use a set and a tuple to achieve the same goal of outputting words and their frequencies. In other words, there should be NO dictionaries in your code. You can use a set to store unique words and use a tuple to store word$-$frequency pairs. Your output should be the same as the one in M$5\mathrm{.}1\mathrm{.}3($your order of the words might be different$)$: