Barriers to trade in ancient Rome (what made it hard to trade) I need 3 short answers for my project. Please help, I need the answer for my project

In the mid-1800s, how did american indians often react to the us government signing treaties with tribal chiefs to establish reservations? many american indians did not accept the treaties and resisted relocating. many american indians fought for land taken away by the dawes act. many american indians bought land in oklahoma from white settlers. many american indians accepted the treaties and relocated voluntarily.

Select the correct answer from the drop-down menu.during the (scientific revolution, renaissance, industrial revolution), european intellectuals rejected many teachings of ancient scientists promoted by the church. to replace flawed theories, scientists began researching and conducting experiments. they used critical and reasonable thinking to draw concrete conclusions. this also led to the (scientific revolution, industrial revolution, enlightenment). it was an age that focused on using reason for understanding laws of nature and identifying humans' natural rights.

Who was william johnson? a. a revolutionary war veteran b. was the most prominent free black in mississippi c. a field slave d. inventor of the cotton gin