I have a program is cpp but I am not sure how we got an answer to that question, is it possible to get comments over that code? Thank you

4. (15%) Write a function: void average-word-lenght (string & that calculates the average length of all words in the string sentence. sentence, float & result) #include #include using namespace std; void average_word_lenght(string& sentence, float & result) float sum 0; nt count 1 for (int = 0; i