Context: I mean , I went to my Catholic Catechism class last Thursday night with no bra on -- I did have a sweater on to conceal that fact -- but the fact remains -- I went to church with no bra on and no one cared . Obviously , the women at my daughter 's school cared today though . There was this one old guy who kept staring at me -- but my disinterest was apparent .

Question: What may have caused the old guy to stare at you ?
Options:
0. None of the above choices .
1. I had nothing to hold up my breasts .
2. My sweater showcased my breasts .
3. I did n't have anything on .
Answer: 1