<TABLE class=forumline cellSpacing=0 cellPadding=0 width="100%" border=0><TBODY><TR><TD class=row1 style="PADDING-RIGHT: 3px; PADDING-LEFT: 3px; PADDING-BOTTOM: 3px; PADDING-TOP: 3px" vAlign=top width="100%" height="100%">I have a big exam soon, can someone help me on these challenge questions...