The Student Nurse Is Learning About the Components of a Nursing

The student nurse is learning about the components of a nursing diagnosis. Which statement by the student indicates a need for further instruction?

A) "An actual nursing diagnosis will have three components: the problem, the aetiology and the defining characteristics."
B) "An actual nursing diagnosis will include the medical diagnosis in the aetiology of the problem."
C) "A risk for nursing diagnosis will have two components: the problem and the aetiology."
D) "The defining characteristics are just the client's signs and symptoms that support the nursing diagnosis."