Which are correct:<br/><br/><span style="color:#800080;">1) John is not a fool<b>,</b> as is Pete.</span><br/><span style="color:#800080;">2) John is not a fool as is Pete.</span><br/><span style="color:#800080;"> </span><br/><span style="color:#800080;">3) John is not slow<b>,</b> as is Pete.</span><br/><span style="color:#800080;">4) John is not slow as is Pete.</span><br/><br/>Gratefully,<br/>Navi.