Which act permitted Maine to enter as a free state, Missouri as a slave state and prohibited slavery north of 36, 30?

answer: the ocean

explanation: if you map out 30 n and 40 n latitude, you will get the ocean

during the 20th century, the role of the vice president has evolved into more of an executive branch position. now, the vice president is usually seen as an integral part of a president's administration and presides over the senate only on ceremonial occasions or when a tie-breaking vote may be needed.