19. Find the output 20. Choose the suitable string function that can be used on the given string "Hello World!". i. The function used to find the length of the string - ii. The string function that will give the output as iii. HELLO WORLD! - iv. Thestring function that will give the output as v. hello world! -The function that will give the output as vi. The function used to get the output 12 - vii. The function used to count the number of words in the given string