Write a C program that ask the user to input an alphabet, to checks whether an input alphabet is a Vowel or Constant (Both lower-case and upper-case are checked). Declare a function called checkAlphabet that checks whether an input alphabet is a Vowel or Constant. Call this function from main() and print the result in the function. The output will be as following: Screen Shot 2023.01-12 at 9.01.07 AM.png Screen Shot 2023-01-12 at 9.01.07 AM.png Enter a character: k k is a Constant character. Enter a character: A A is a Vowel character