She glanced around to find two blonde , perfectly tan girls giggling and eyeing the instructor . Bella sighed . How could someone like her- s clumsy , ordinary girl- compete with the two barbies right in front of her ? As if to emphasize how much hotter they were , one of the girls pulled a thin elastic out of her hair and shook her hair around , letting it cascade down her back .
According to the above context, choose the best option to answer the following question.
Question: Why does Bella feel so distressed in the class ?
Options:
- Bella feels she is not pretty enough .
 - Bella feels she is dumb .
 - Bella feels she is lacking basic knowledge .
 - None of the above choices .


Bella feels she is not pretty enough .