One challenge of federalism is that (1 point) O power and authority are concentrated in the central government and can take away people's rights O sometimes officials from different levels of government disagree on who should be in charge of a situation O local governments have the most power, which creates problems for trade with other nations O officials from state governments have too many rules to follow to be effective leaders

now first you can give me answer

the federal government of the united states was established by the constitution. us is a presidential republic. the president is head of state, head of government and of a two party legislative and electoral system. the supreme court balances the powers of the federal and the state government. yhe executive branch is headed by the oresident. there are two chambers of congress, the senate and the house of representatives. judicial power is exercised by the judicial branch (or judiciary), comprised of the supreme court and lower federal courts. the judiciary's function is to interpret the   constitution as well as the federal laws and regulations.