__________ greatest achievement has been said to have been his/her "founding of the field of cognitive development as we currently know it."
A) Lev Vygotsky
B) Jean Piaget
C) Erik Erikson
D) Mary Ainsworth

Question

Quizplus · Accepted Answer

The statement about founding the field of cognitive development refers to Jean Piaget, who is often considered the most influential theorist in this area. Lev Vygotsky is also considered an important contributor to cognitive development theory, but the statement specifically references Piaget. Erik Erikson is known for his work on psychosocial development, and Mary Ainsworth is known for her work on attachment theory.

__________ Greatest Achievement Has Been Said to Have Been His/her