Answer: b. integrity versus despair.
Explanation:
Erik Erikson is a German psychologist who developed the theory of psychosocial development, according to his theory throughout life we go through various stages with obstacles, to advance must effectively overcome each obstacle.
Erik Erikson in his theory of psychosocial development spoke of the integrity versus despair stage, this is the last stage of psychosocial development whose first obstacle is that people feel less productive.
At this stage the person experiences many changes and sometimes it is difficult to adapt, they must face different griefs from their retirement to the loss of a person close to them, as well as the changes produced by old age.
For example, in Hilda's case, she is 80 years old and longs for every memory of the things she did in her long life, and it may be that she still wanted to do many things.
I hope this information can help you.