Iwill give brainliset to first person! which of these best describes why decolonization began to occur in africa after world war ii? a) africans began forming trade unions and independence movements. b) european countries were no longer making money from the business on the continent. c) european countries could no longer afford to stay in africa after the expensive war. d) africans joined in the fighting of world war ii free themselves of the colonizers.

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