The nursing staff plans to use behavior modification techniques for the elderly client who constantly screams. Which nursing assessment is necessary to establish a successful program?
1. Monitor the client's ability to complete ADLs
2. Assess the client's levels of pain and correlate it with the response to analgesia
3. Observe the client's behavior at regular intervals to obtain baseline information related to the screaming
4. Ask the client why screaming is occurring and document it on the nursing assessment record
