In Response to Data Collection Related to the Use of Needles

In response to data collection related to the use of needles and illicit substances,a patient has told the nurse that she "shoots up every day" and then asks the nurse why it is important that she know that.The nurse's response is based upon knowledge about which of the following?

A) People who use needles need to ensure that the needles are sterile.
B) Liver function tests should be assessed for people who inject illicit substances.
C) Blood testing for some infections can be offered if the nurse is aware of injection substance use.
D) A more in-depth mental health assessment is required for people who inject illicit substances.