The American attitude shifted in favor of rights for Native Americans. This is based on "Polls showed that Americans believed in rights for Native Americans". Why it's not B is because it wasn't the polling that contributed to the act, but what the polls showed which is C.
Hi! :)
Answer: He led attacks on pro-slavery residents and quickly became a hero in the eyes of northern extremists, also in 1859, him and 21 of his followers attacked and occupied the federal arsenal in Harper's Ferry.
This is false. They wanted to conduct a scientific investigation of great depths and find out more of what lies in the oceans. They traveled while probing depths to see what lies beneath and discovered thousands of new species that were undocumented before because there was no technology to leave shallow water.
B. interdependence hope this helps xx
An ideological war existed? Sorry, its just your format is kind of awkward is all.