Compare and contrast life before and during the Han dynasty, specifically Wu Ti’s economic achievements and the influences of the Silk Road.

they were byzantines

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.

is this a math quesion or history question