Which of the Following Would Be an Example of the Biological

Multiple Choice

Which of the following would be an example of the biological level of analysis?

A) examining how the death of a spouse results in changes in serotonin in the brain
B) examining whether a person's personality is enduring or changing across the lifespan
C) examining how being in a group changes whether a person will engage in illegal behavior
D) examining how different cultures define mental illness