Literal question
<span class="em">For persons age 17 years and below</span>
<br />[Question 12 and 13 were asked of persons age 17 years and below]</p>
<p>13. Is (the respondent's) mother by birth alive? </p>
<div class="i1">[] 1 Yes <br />[] 2 No <br />[] 9 Not known</div>