Answer:
A. Athletic performance peaks in both men and women between ages 20 to 30
Advancements in medical technology have increased lifespans and improved the quality of life for people worldwide. Productivity. Technology has vastly increased productivity, since the ability of computers to solve complex mathematical equations has allowed them to speed up practically every task.
The answer to this question is A. i hope this helps.
I know this is very late but the actual answer is C) Both or stage theorists
A is wrong because Piaget studied intellectual development of children and Erikson studied human development.
B is wrong because only Erikson relied on Freud's foundational work.
D is wrong because A and B are wrong.