Final answer:
In 2008, the SAMHSA reported that 13.4% of adults received treatment for a mental health issue, which indicates the level of mental health service utilization among adults during that year. B is the correct answer.
Step-by-step explanation:
According to the Substance Abuse and Mental Health Services Administration (SAMHSA), in 2008, 13.4% of adults received treatment for a mental health issue.
This statistic reflects the proportion of the adult population that sought and received care for varying mental health conditions, which is a significant aspect of understanding the state of mental health treatment and awareness within a given timeframe.
Mental health services encompass a range of support and treatment options for conditions such as depression, anxiety, and substance use disorders.