What conclusion about presidential power can be drawn from the graph? •Presidents have taken a consistent approach to their interpretation of formal presidential powers.
•Throughout the 20th century, presidents' reliance on informal powers has significantly decreased.
•Recent presidents have taken a more expansive view toward presidential power than earlier presidents did.
•Modern presidents have used executive orders less often due to concern over the ability to bypass Congress.

Each autumn the forest floor is covered by leaves that have fallen from trees which type of organisms is most effective in decomposing the leaf tissue allowing the nutrients and minerals to be recycled in the environment?

For review 1. in terms of which government is sovereign, differentiate among a unitary system, a confed- eral system, and a federal system of government. 2. to which level of government does the constitution distribute the enumerated po implied powers? concurrent powers? reserved powers? provide several power. 3. what matters fall within the scope of state sovereignty? differentiate among dual federalism, cooperative federalism, centralized federalism, and conflicted federalism. how does the national government use grants-in-aid, mandates, and preemption to direct the policy of state and local governments? 6. what do we mean by intergovernmental relations? why is the term a good description of u. s. federalism today? 7. list several advantages and several disadvantages of a federal system.

This is an ap world history question. i am working on a worksheet which has a vent diagram with each circle labeled either us or byzantine economy. the middle is the similarities. can someone explain to me the similarities and especially the differences between the two?