now each person can list as many favorite languages as they likejen' favorite languages arepython ruby sarah' favorite languages arec phil' favorite languages arepython haskell edward' favorite languages areruby go to refine this program even furtheryou could include an if statement at the beginning of the dictionary' for loop to see whether each person has more than one favorite language by examining the value of len(languagesif person has more than one favoritethe output would stay the same if the person has only one favorite languageyou could change the wording to reflect that for exampleyou could say sarah' favorite language is note you should not nest lists and dictionaries too deeply if you're nesting items much deeper than what you see in the preceding examples or you're working with someone else' code with significant levels of nestingmost likely simpler way to solve the problem exists dictionary in dictionary you can nest dictionary inside another dictionarybut your code can get complicated quickly when you do for exampleif you have several users for websiteeach with unique usernameyou can use the usernames as the keys in dictionary you can then store information about each user by using dictionary as the value associated with their username in the following listingwe store three pieces of information about each usertheir first namelast nameand location we'll access this information by looping through the usernames and the dictionary of information associated with each usernamemany_users py users 'aeinstein''first''albert''last''einstein''location''princeton'}dictionaries