A Participant Approaches You After Attending Your Class, Visibly Upset

A participant approaches you after attending your class, visibly upset. She confides in you that she just had her Body Mass Index (BMI) assessed at 34.2. Her goals for exercise include a reduction in BMI out of the "obese" category and into the "overweight" category. In order to achieve this goal, she must reduce her BMI to a maximum of:

A) 18.5
B) 24.5
C) 29.9
D) 32.5