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function getLastResponse() {
  var formResponses = FormApp.getActiveForm().getResponses();  // Gets the last submitted response from Form
  Logger.log(formResponses.length);  // Counts how many total responses have been submitted
  var formResponse = formResponses[formResponses.length-1];  // Gets the last response
  var itemResponses = formResponse.getItemResponses();  // Gets the items from the Form
  for (var j = 0; j < itemResponses.length; j++) {  // Starts a counter and adds the items to the responses
    var itemResponse = itemResponses[j];
    Logger.log('Last response to the question "%s" was "%s"',
               itemResponse.getItem().getTitle(),
               itemResponse.getResponse());  // Logs the last response and item
                                             // The "%s" just means for each of the following items, put them in here
  }
}