After reviewing the admission assessment of a client with chronic pain, which intervention(s) should the nurse include in this client's plan of care (POC)? Select all that apply.

Assist the client to ambulate as much as possible during waking hours.

Implement a 24 hour schedule of routine administration of prescribed analgesic.

Encourage increased fluid intake and measure urinary output every 8 hours.

Determine client's subjective measure of pain using a numerical pain scale.

Provide comfort measures such as topical warm application and tactile massage.