$7\mathrm{.}20$ Anonymous or confidential? The website for

STDHELP.org contains the following information about one method offered for HIV testing: "The clinic will require you to rovide some information that allows them to deliver your results. Typically a random numeric code is used for identification, and your name or social security number are never used in the process. There are no written results that are documented..." Does this practice offer anonymity or just confidentiality? Explain your reasoning.