What did the Spanish create in North America to protect its colonies from other Europeans? a
a hacienda
b
a buffer zone
c
a mission
d
a ranch

B. A buffer zone.

Explanation:

A superimposed boundary can be defined as the boundary imposed on a geographical region or area by a colonizing, conquering or an external power and as a result of this, the preexisting cultural organizations and patterns are completely ignored

In the early nineteenth-century, the Spanish create a buffer zone and borderlands in North America to protect its colonies from other Europeans. Therefore, this buffer zone and borderlands prevented illegal immigrants and infiltration by the British empire.

the answer is b: the religion they practice.

here's why:

there were many different native american tribes and those with similar characteristics formed a main tribe or nation. each had its own language, religion and customs.