Menu Call Back
<tr>
<td><label for="my_menu"><?php esc_attr_e( 'My Menu Plugin', 'plugin_slug' ); ?></label></td>
<td>
<select name="my_menu" id="my_menu">
<option value="<?php echo ( ($options['my_menu'] ); ?>"><?php echo ( ($options['my_menu'] ); ?></option>
<?php
// Menu array
$menus = get_terms( 'nav_menu', array( 'hide_empty' => false ) );
// Iterating through the menu array
foreach($menus as $menu){
?>
<option value="#menu-<?php echo ($menu->slug); ?>"><?php echo $menu->name; ?></option>
<?php
}
?>
</select>
</td>