Linnaeus defined the order Primates purely for classification purposes, and focused on descriptive traits. What do Physical anthropologists focus on when defining Primates?

a. Physical anthropologists follow the model that Linnaeus used, and focus on descriptive traits.

b. Physical anthropologists use a combination of behavioral, adaptive, and evolutionary tendencies

c. Physical anthropologists only use biological relatedness to define Primates.

d. Physical anthropologists do not define Primates, they study them.