Question: Write a function that will accept two arguments, the first a structure array and the second a field name stored in a string. Check to

Write a function that will accept two arguments, the first a structure array and the second a field name stored in a string. Check to make sure that these input arguments are valid. If they are not valid, print out an error message. If they are valid and the designated field is a string, concatenate all of the strings in the specified field of each element in the array and return the resulting string to the calling program.

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