Multiple Question Poll

Is it possible to do one poll that has different sets of questions such as...

Option A
Option B

Option C
Option D

So that the results are just A vs B and C vs D, with just one vote button?

I want that my user click on more that one vote like checkbox .....so what i need doing that user can click on check box from option A ,option B and Option C .......? I change radio bottom on checkbox in this code ...
<tr>
<td width="14%"><input type="checkbox" name="option_id" value="$data[option_id]"></td>

<td width="86%"><font face="$pollvars[font_face]" size="2" color="$pollvars[font_color]">$data[option_text]</font></td>
</tr>

but when I click on A,B,C option only show me resault C option so what I need doing that show me A,B,C option ?

Please Help me ......