They use a systematic process to test hypotheses. They add to the development of technology. They propose theories to explain human behavior. They seek out information about human behavior. Question 2 (1 point) Thsten Which of the following would most likely be a theory put forward by a psychologist? That humans are able to learn through observation That the immune system responds to environmental factors That chemical changes during early childhood affect muscle and bone development

1. **Identify the field associated with each option:** - Option 1: "That humans are able to learn through observation" is related to psychology since it explains a mechanism of learning and behavior. - Option 2: "That the immune system responds to environmental factors" pertains to immunology or medicine. - Option 3: "That chemical changes during early childhood affect muscle and bone development" relates to biology, physiology, or developmental biology. 2. **Determine the theory likely proposed by a psychologist:** Since psychology focuses on human behavior and mental processes, the theory "that humans are able to learn through observation" aligns with psychological theories, such as social learning theory. 3. **Final Conclusion:** The psychologist would most likely propose the theory \(\text{"That humans are able to learn through observation"}\).