Which two factors helped the Greek city-states develop strong economies?

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.

the answer is true. i hope this .

i think your answer is c.

i think.

sorry if its wrong!