A client has a patient controlled anagesia pump for pain control. The basal rate of the morphine is 2mg per hour with added demand dosing of 1 mg every 15 min PRN. What is tje anticipated outcome? 1. Increase risk of nausea and vomiting due to frequent demand dosing 2. Respiratory rate of 16-20 per min 3. increase risk of developing narcotic tolerance 4. Increased risk for oversedation due to basal rate