Question: Joan is a 15-year-old who is frustrated with her body type. She describes herself as short and thick with big hips and legs. She wishes she was like her sister Ruth who is tall and lean and has long, thin legs. You tell Joan that she is genetically a different shape than her sister Ruth and her somatotype is most representative of being Question options: an ectomorph. a mesomorph. a somatomorph. an endomorph.