This will email a response to a form submission from Google Forms. Be sure to set the current project triggers to Run emailResponse from form submission.

EmailResponse.gs

function emailResponse(e) {
  
  var form = FormApp.getActiveForm();  
  var formResponses = form.getResponses();
  for (var i = 0; i < formResponses.length; i++) {
    var formResponse = formResponses[i];
    var itemResponses = formResponse.getItemResponses();
    var output = "";
    var htmlOutput = "<h1>Form Response</h1><hr>";
    
    for (var j = 0; j < itemResponses.length; j++) {
     
      var itemResponse = itemResponses[j];
      output += itemResponse.getItem().getTitle() + ": " + itemResponse.getResponse() + "\n\n\n";
      htmlOutput += "<b>" + itemResponse.getItem().getTitle() + "</b>: " + itemResponse.getResponse() + "<br><br>";
     
    }
  }
  
  MailApp.sendEmail('[email protected]', 'E-Mail Subject', output, {
    htmlBody: htmlOutput, 
    name: 'Web Form',
    noReply: true
  });
 
}