What are two factors that influences where civilizations can start

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

Which war during rhe mid-1800s weakened the economy of the ottoman empire

(courts and civil liberties 04.04 hc) "the right of citizens of the united states, who are eighteen years of age or older, to vote shall not be denied or abridged by the united states or by any state on account of age." which of the following reflects the source and impact of this quote? (5 points) the 19th amendment protects the right to vote for all legal adults. before this amendment, voters had to not only be an adult but also serve in the armed forces and be a high school graduate before they could vote. the 26th amendment protects the right to vote for all legal adults. before this amendment, young adults could be in college or even serving the military in combat but not be eligible to choose their leaders for a few years. the 19th amendment prevents states from allowing minors to vote. before this amendment, widespread voter fraud was an issue throughout the states, as parents would vote multiple times using their children's names. the 26th amendment prevents states from allowing minors to vote. before this amendment, candidates directed their campaigns at children and teens through cartoons rather than focusing on real political issues.