If they choose to do neither, despite having had the opportunity to opt out, they will have effectively made a decision to have their consent deemed, and this will have legal standing.
Os ydynt yn penderfynu peidio gwneud y naill na’r llall, er gwaethaf y ffaith eu bod wedi cael y cyfle i optio allan, byddant i bob pwrpas wedi gwneud penderfyniad y gyfraith ‘cydsyniad a ystyrir’.