Final answer:
The OT practitioner should recommend cooking and baking tasks as the first activity to increase a sense of confidence in the older adult with major depressive disorder.
Step-by-step explanation:
The OT practitioner should recommend cooking and baking tasks as the first activity to increase a sense of confidence in the older adult with major depressive disorder. Engaging in cooking and baking tasks can provide a sense of achievement and accomplishment, boosting self-esteem and confidence. Additionally, these activities can also provide a sense of purpose, as they involve creating something that can be shared with others.