Which of the following types of government would likely give a national legislature the most power over a national, executive leader?
federation
parliamentary
unitary
confederation

Parliamentary, because a parliamentary government has a legislative branch with authority over the executive branch. Elected members of the legislature choose the executive leader or leaders. Often this leaders title is & prime minister. The prime minister is a member of the legislative branch and answers to that group. He or she is responsible for carrying out decisions of the legislative branch. The prime minister is similar to a president. However, a president is elected by the people. A president answers to the voters, not the legislative branch.

i dont know but i need points

a. by accepting the election of president abraham lincoln in 1860 and convincing other southern states to do the same