This is the actual output. You can see that somehow its echoing selected=“selected” inside the select box but not as an attribute to an option.
<select name="bg_type" data-toggle="{"color":{"sections":["bg_color"]},"photo":{"sections":["bg_color","bg_photo","bg_overlay"]},"video":{"sections":["bg_color","bg_video","bg_overlay"]},"slideshow":{"sections":["bg_color","bg_slideshow","bg_overlay"]},"parallax":{"sections":["bg_color","bg_parallax","bg_overlay"]}}">
selected='selected'
<option value="none" selected="selected">None</option>
<option value="color">Color</option>
<option value="photo">Photo</option>
<option value="video">Video</option>
<option value="slideshow">Slideshow</option>
<option value="parallax">Parallax</option>
</select>