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: Why is Bella not a disciplined student at the moment ?
Answer: None of the above choices .Bella is enamored with a guy .Bella is bored with studying .Bella is careless with studies .