Changes

<form action ="/action_page.php">

<form action ="/action_page.php">

   <label for+"cars">choose a car:</label>

   <label for="cars">choose a car:</label>

   <select name="cars" id="cars">

   <select name="cars" id="cars">

     <option value="volvo">Volvo</option>

     <option value="volvo">Volvo</option>