Which statement is a valid claim that could be made using the data in the graph?
a. directional selection is occurring because the graph favors an extreme.
b. stabilizing selection is occurring because the average is favored.
c. disruptive selection is occurring because the two extremes are favored.
d. biodiversity selection is occurring because of the greater variation.

Sally, age 3 months, has a moist, red, vesicular rash on her cheeks, the backs of her hands, and her arms. her mother said sally was constantly trying to scratch the rash and often has difficulty sleeping. her father has a family history of allergic rhinitis and asthma. discussion questions. 1. review atrophic dermatitis from chapter 3 and discuss the pathophysiology of sally’s symptoms. 2. why is the father’s medical history significant, and what can sally expect as she grows up? 3. discuss the need to limit scratching, and describe practical methods to achieve this.