The best answer is 4. Infantry attack
I hope this helped
Answer:
Explanation:During the assimilation era, many Indigenous people were forced to leave reserves, which were often reclaimed by governments for housing and mining. Although life on the reserves was oppressive, it was difficult for Indigenous people to find work in the towns and cities due to the prevalent racism in wider society.
Natural resources, physical capital, population, human capital,technology, and law
Pretty sure your answer is B. They didn't get equal rights until the 60's, I don't believe they were removed from jobs, and I'm fairly certain they wouldn't have done work without pay (The Great Migration is a good example of that).