Question: Write a method call isAlpha that accepts a character parameter and returns true if that character is either an uppercase or a lowercase alphabetic letter.

Write a method call isAlpha that accepts a character parameter and returns true if that character is either an uppercase or a lowercase alphabetic letter. Your main() method should read a single char ch from the user, call your method isAlpha(ch), then print out "Is a letter" or "Is not a letter", depending upon the returned result.

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