describe major Innovations, advancements, achievements, or cultural practices of this civilization.

china

hutus would be your answer.

hope this !

food chain i would say only because there is competition on getting food and survival

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.