Developmental data indicates that the phonological loop is important in ____________

Piaget's famous __________ demonstrates preoperational children's difficulty with __________

A) three-mountains problem; dual representation B) three-mountains problem; hierarchical classification C) class inclusion task; hierarchical classification D) class inclusion task; dual representation

It is rare for children to change their primary hand after age

a. 1. b. 2. c. 3. d. 5.