Q 1.According to Erik Erikson's theory on aging, what is the final hurdle that most people who reach old age must overcome? 2.What is a dependency ratio? 3.While visiting your dad at his nursing home, you see an elderly lady sitting at the table with a full tray of food in front of her. She is in a wheel chair and seems depressed. You conclude that she is experiencing: 4.The world population is growing and aging. In an effort to collectively deal with some of the challenges facing the elderly, several countries gathered at a summit. Which plan was the result of this summit? 5.Sociologists have adopted the phrase, “the graying of the United States.” What does this phrase mean?