Answer to Question #325375 in English for and

Question

The main idea of this theory is that all individuals go through the various stages of development in order to reach full human intelligence. Identify the theory/leading expert in the field of the development of knowledge from birth to childhood who proposed this:

a.

Gumbo’s Africanisation theory

b.

Howard Gardener’s multiple intelligences

c.

Lev Vygotsky’s socio-cultural theory

d.

Jean Piaget’s cognitive theory