Context: Normally I have a pretty high pain tolerance , too . This is the girl who pierced her own nipple in 11th grade with a straight pin one afternoon because she was bored . Who had a friend pierce her belly button with a diaper pin the same year . Both times totally sober .

Question: What may be the reason why speaker feels the need to prove herself ?
Options:
0. None of the above choices .
1. High Self worth .
2. High Self esteem .
3. Low Self esteem .
Answer: 3