Context: But Bella was barely listening . She was watching the instructor , only a few years older than her mere fourteen years , prepare for another serve . His muscles rippled through his shirt as he raised a sculpted arm and swung through .

Question: What is the reason Bella was barely listening ?
Options:
0. She was hungry
1. She had romantic thoughts about the instructor and could n't concentrate on her lesson .
2. None of the above choices .
3. The man was her father .
Answer: 1