1. long hours 2.dangerous machinery
3.lack of light and fresh air
What did the problems listed above lead to?
A) the growth of trust
B) the growth of unions
c) passing the seventeenth amendment
D) opening settlement houses

Me with this psychology homework, i’m struggling with it.

What greek scientist created a screw to move water for irrigation?

Which is the most accurate description of the executive office of the president? groups of advisers who the chief of staff groups of advisers who the president groups of advisers who oversee national security groups of advisers who oversee the economy