Final answer:
The developmental tasks for the third stage of late adulthood include adjusting to retirement and reduced income, maintaining social connections and activities, and coping with the loss of loved ones.
Step-by-step explanation:
The developmental tasks for the third stage of late adulthood include: (A) Adjusting to retirement and reduced income, (B) Maintaining social connections and activities, and (C) Coping with the loss of loved ones.