How did native american allies cortés conquer the aztecs? choose all that apply. a. the native americans the spanish communicate. b. the native americans tricked the aztecs into thinking cortés was their god. c. the native americans provided the spanish with horses. d. the native americans joined the spanish forces.

What was piaget's explanation as to why preschool-age children in the preoperational stage make errors on tasks requiring conservation? a) preschool children's tendency toward centration prevents them from focusing on other relevant features of a situation b) preschool children have not yet developed numerical understanding; therefore, different amounts are meaningless c) preschool children's neural-visual network is not fully matured d) preschool children have not lived long enough and accrued enough experience to know the difference between quantities