Literal question
<svar a="all" v="IT01A033 IT01A034 IT01A035 IT01A036"><span class="em">3.1 Indicate if the dwelling has (more than one answer is possible)</span><br /><div class="i1">[] 1 Potable water from an aqueduct<br />[] 2 Potable water from a well<br />[] 3 Potable water from another supply source<br />[] 4 Non-potable water</div><br /></svar>