<html>
<body>
<h2>Visible Option Values</h2>
<p>Use the size attribute to specify the number of visible values.</p>
<form action="/action_page.php">
<label for="cars">Choose a car:</label>
<select id="cars" name="cars" size="3">
<option value="volvo">Volvo</option>
<option value="saab">Saab</option>
<option value="fiat">Fiat</option>
<option value="audi">Audi</option>
</select><br><br>
<input type="submit">
</form>
</body>
</html>