When historians want to evaluate a primary source in the form of human remains, they send the remains to . These professionals study the remains and share their knowledge with historians. When historians want to locate a written source about an ancient human culture, they may ask . These professionals help historians find books on the subject written by reliable authors.

when two people answer a question, a choice will pop up at the top of each persons answer, and it will say mark as brainliest.

hope this : )

explanation:

i dont know this man

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.