"The following month, Germany sunk four more U.S. merchant ships. ... On April 6, 1917, the United States entered World War I. Get a firsthand look at how a new breed of weapons like WMDs, submarines, armored tanks and air attacks changed modern warfare forever in WWI: The First Modern War"
CHOICES:
enslaved persons were enslaved for life.
enslaved persons were defined by their <span>race.
enslaved persons were like indentured servants.
enslaved persons were often foreigners.
ENSLAVED PERSONS IN ANCIENT ROME AND GREECE WERE OFTEN FOREIGNERS.
They were captured in war. Some were sold in slave market. Abandoned babies or kids were taken under the wing of the master and taught how to become a slave.</span>
Answer: Because of the representation of a wide vary of perspective