Which Statement Is True About Patient Acuity Assessments for an In-Patient

Which statement is true about patient acuity assessments for an in-patient unit?

A) This type of assessment measures all the needs of patients.
B) The assessments provide an absolute formula for unit staffing.
C) The best assessments use hours per patient day to determine nursing needs.
D) Assessments that use admission,discharge,and transfer data are often more accurate.