president could delay an election. >> does the constitution give the president of the united states the authority to unilaterally delay a general election under any circumstances? does federal law? >> if i give off the cuff answers, then i would be basically a legal pundit and i don't think we want judges to be legal pundits. >> reporter: the constitution is clear. congress sets the date of the election. on the court ruling guaranteeing same sex couples the right to marry, she said this. >> i'm not going to give, as justice kagan put it, a thumb's up or thumb's down to any particular precedent. it is precedent of the supreme court that gives same sex couples the right to marry. >> reporter: on a woman's right to choose to have an abortion under roe versus wade, barrett in the past has listed a number of cases she believes are super precedents, ones that can't be overruled, and roe wasn't one of them. >> is roe a super precedent? >> roe is not a super precedent because calls for its overruling have never ceased, but that doesn't mean that roe should be