Question: C + + pls; Assume a string vector customerNames is already declared and initialized. Write a code snippet that asks the user to input an

C++ pls;
Assume a string vector customerNames is already declared and initialized. Write a code snippet that asks the user to input an index n and duplicates the string present at n in customerNames. Make sure your program doesn't let the user input an out-of-bound index and print a message: "Invalid index".

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