Write piece of code that reads a shorthand text description of a color and prints the longer equivalent. Acceptable color B for Blue, G for Green, and R for Red. If the user types something other than B, G, or R, the program print an error message. Make your program case-insensitive so that the user can type an uppercase or lowercase letter. Here are some example executions: What color do you want? B You have chosen Blue. What color do you want? g You have chosen Green. What color do you want?