Which of These Statements About Patient-Controlled Analgesia (PCA)is TRUE

Which of these statements about patient-controlled analgesia (PCA) is TRUE?

A) Clients receiving PCA must be monitored for overdose side effects.
B) Health care professionals allocate time for setting up and maintaining PCA when in use.
C) PCA can only be administered via the epidural route.
D) PCA can safely be used in pediatric and home health settings.