the answer is (A) the announcement of the Athenian defeat at the battle of the Marathon
The answer is B. In a federalist system of government, like in the US, the powers are divided between the national and state governments, meaning this that each state has authonomy in certain degree to implement and manage their own laws, as long as this does not affect or contradict the Constitution. This system of government was implemented in the XVIII century as a way to ensure the individual liberties of americans.
Answer:
Roosevelts western experience b. gave him a frontier spirit and a appreciation for cowboys
Explanation: