Choose all that apply. What can we learn from technological advancements from the past?

The spanish class system placed people in the top class primarily based upon how much american blood a person had. how much spanish blood a person had. where a person worked. whom a person married.

Select the correct answer. what are concurrent powers? a. powers granted solely to state governments b. powers granted to the national government c. powers transferred between government leaders d. powers shared between national and state governments

Explain the importance of carnegie, morgan, and rockefeller on the american political scene of the early 1900's.