The encomienda system was O a slavery system except that the enslaved could not be sold off the land.
O a noble attempt to care for the native people.
O a system in which land was distributed to the native people.
O a model for the medieval system to be developed in Spain.

. political or economical policy that isolates a country from participating in international relationships. it has been suggested that the united states participates in isolationism because of its lack of involvement in particular wars or alliances.

the space race was a battle to make advanced technology to get to the moon and to get a better understanding of space.