Answer: Dr. Martinez is supporting EVOLUTIONARY THEORY.
Explanation: Evolutionary theory can be defined as a theory of progression of change, often branching and diversifying in the process, especially the scientific theory of evolution through natural selection. It is the change in the heritable characteristics of biological populations over successive generations.
Phychologists helps to answer questions about human and animal behavior. They identify behavior and emotion. Their work is important because they helps us understand our emotions and feelings.
D. All of the Above. There are multiple reasons that Americans moved out West. Some wanted free land, and some wanted an opportunity to discover gold and silver. It was also free of slavery.