The federal government sets requirements that all public schools must follow, while state governments set standards listing what students need to learn. this is an example of what constitutional system?
a. dual federalism b. cooperative federalism c. layered federalism d. unitary federalism i think the answer is a

what are the choices?

the right answer is the end of world war ii

after the end of a global wwii all the nations involved, in an attempt to create an organization to maintain world peace. this agreement would work settling international disputes via negotiation and arbitration instead of leading the issues escalate to another war.