As the modern horse evolved from its ancestors due to changes in feeding habits, substantial changes occurred in the shape of its teeth. What kind of change in feeding habit is reflected by these modifications? A. The ancestors grazed on soft forest leaves, and modern horses graze on hard grasses.
B. The ancestors grazed on hard grasses, and modern horses graze on soft forest leaves.
C. The ancestors grazed on leaves of tall trees, and modern horses graze on hard grasses.

Read the scenario below and answer the question that follows. hallie is reading a novel in the library when susan, her best friend, slumps down in a chair next to her. susan doesn't say anything, but hallie knows that susan is upset because she is slumping in her seat and rolling her eyes. a psychologist would explain that hallie is interpreting her friend's emotion based on a. the behavioral component of emotion b. her friend's ability to regulate emotion c. the verbal component of emotion d. the physiological component of emotion select the best answer from the choices provided a b c d