how ot make it so someone can only choose one option radio html' code example
Example: how to add select only one radio button in html
<input type="radio" name="nameA" id="nameA" value="nameA">
<label for="nameA">Choice A</label>
<input type="radio" name="nameB" id="nameB" value="nameB">
<label for="nameB">Choice B</label>