I am guessing Mexico hope it’s correct !
2. they believed that American Indians from the territory would soon attack the united States
The answer is:
People who can read and who receive an education are eligible for higher-paying jobs.
Literate people and literacy rates are accompanied by the ultimate study grade that people have, this means the more you read, the more academical prepared you are, this makes you eligible for better payed jobs. Wages tend to go up depending on how prepared the person who is contracted is to do the job this will reflect on the per capita income.
Territory in the New World