Sharon Is of Average Height and Build

Multiple Choice

Sharon is of average height and build. Although she doesn't appear to be overweight, a personal trainer measured her body fat at 30%. This discrepancy is likely due to

A) Sharon having low bone density.
B) Sharon having a lower-than-average amount of muscle mass.
C) Sharon having more dense form of fat compared to most people.
D) Sharon having a higher-than-average amount of muscle mass.