Final answer:
To reduce anxiety associated with preparing for outings for a client with mild cognitive decline and generalized anxiety, developing a checklist of preparatory steps is recommended as it offers a clear visual aid, simplifies the process, and provides a sense of control.
Step-by-step explanation:
In addressing the client's difficulties in managing anxiety associated with preparing for activities, the most beneficial strategy to recommend would be to develop a checklist of actions required to prepare for each activity. A checklist is a practical tool that provides visual cues and step-by-step organization to help the client remember and complete necessary tasks, thus reducing anxiety. This strategy is effective for someone with mild cognitive decline because it simplifies the process into manageable parts and is a form of external memory aid. Additionally, a checklist offers the client a sense of control and accomplishment as they can physically check off each completed item, which is helpful for someone coping with generalized anxiety disorder.