Which of the following is a characteristic of concrete operational thinking?
a. the ability to sort items by one characteristic only
b. the ability to understand conservation of matter
c. the ability to formulate hypotheses or guesses
d. the ability to have complex abstract thought

How does federalism limit the power of government in the united states? a. it requires the national government to share power with state governments. b. it ensures that one state cannot make laws that affect all the other states. c. it requires the three branches of the national government to share powers. d. it allows the judicial branch to rule on laws that affect the entire country.

Which group earned 19 medals of honor as a result of its efforts in the wars against native americans in texas?

What unintended effect of the eighteenth amendment led to its repeal? a. a drop in stock prices b. an increase in alcohol consumption c. a rising disregard for the law d. a drop in farm prices