Problem 2. Write a function named intialLetters that takes one parameter, wordList - a list of words Create and return a dictionary in which each initial letter of a word in wordList is a key and the corresponding value is a list of the words in wordList that begin with that letter. There should be no duplicate words in any value in the dictionary. For example, the following is correct output print(initialLetters(horton)) [I': [1'], 's': ['say'l, 'w': ['what'], 'm': ['mean'], 'a': ['and'])