Much Research Has Demonstrated a Link Between Depression and Low

question 98

Multiple Choice

Much research has demonstrated a link between depression and low levels of the neurotransmitter serotonin. Therefore, one might speculate that, on average, people who are depressed ____. ​

• A)may be more aggressive than other people
• B)may be less aggressive than other people
• C)may have higher testosterone levels than other people
• D)may have lower testosterone levels than other people