Which of these statements best describes the american federal system?
states have most of the power.
the federal government has most of the power.
state and federal governments share power, but the federal government is supreme.
stafe and federal governments share power, but state governments are supreme.

State and federal governments share power, but the federal government is supreme.

Explanation:

State and federal governments share power, but the federal government is supreme best describes the American federal system.

racism and segregation.

cultural/diplomatic relations. most medieval japanese   culture has chinese origins. writing, architecture etc.