Observations of Client's Behavior Are an Important Part of the Gathering

Observations of client's behavior are an important part of the gathering of assessments in a treatment plan. Which statement is not correct?

A) Observations by other treatment clients are often considered during the treatment process
B) Family member's observations about a client are always considered reliable
C) Client's lab tests are not considered part of the assessments. That information is kept in the lab so that it can be compared with other lab tests
D) None of the above