what describes a system in which executuve and legislative branches of goverment are combined and an elected legislature elects a prime minister

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.

to protest slavery i would think it would be a