Shlomo and Eriya, Both Eight Years Old, Are Riding in the School

Shlomo and Eriya, both eight years old, are riding in the school bus playing computer crossword puzzles in both Japanese and English. As they switch back and forth from Japanese to English, their laughter gives way to other classmates wanting to join in on the fun. By the time they arrive at school, the children have solved most of the puzzles. According to Vygotsky, children's attempts to organize and internalize their thoughts by verbalizing them in front of others is known as

A) talking to learn.
B) cognitive dialectics.
C) thinking to talk.
D) linguistic interactionism.