Citizens have many ways to express themselves, participate in the government process and have their rights and personal freedoms protected by law Theocracy
Democracy
Autocracy
Monarchary

Democracy.

Explanation:

Democracy is a political system that emerged during the 19th century. Century, and to this day, much evolved. Most civilized societies in the world practice democracy. Democracy is a political system that guarantees basic human freedoms such as freedom of speech, opinion, freedom of the media, and the right to life.

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.