According to the article Making the Grade about the Abcedarian Intervention Program, the factor which had the most effect on treatment outcomes was:

Ccording to the humanistic perspective, the main task for humans is to

a. survive powerful, instinctive forces. b. attend, think, remember and understand. c. strive for positive development. d. shape personal behavior to avoid unfavorable consequences.

The amount of time someone takes to do a task such as mental addition

A) has little to do with working memory. B) goes down sharply from middle childhood to early adolescence. C) is the result of divided attention. D) depends on abstract logical structures.