Why were children allowed to work at dangerous jobs, such as mining?

Explanation:

The United States was once ( much more than now) the epitome of Capitalism. Profit was the sole driving force of companies and little care was given to human rights and common decency. With no laws to protect children from child labor, companies employed them because they could pay them less and use them more.

Social dynamics also allowed for children to be used as labor most especially in poor families that needed as much money as possible to survive. Everyone in such settings were expected to work in some way and children were not exempt.

answer is b.

  it is always the best policy to have good communication and good relations between individuals and, specially, between leaders of the countries. for this purpose, among others, there is a common place, the united nations, where the representants can present his and learn about the other country's policies.

b because they both had so of the same chosen rules