What promises do Stanton and Douglass make to their audiences and how does each author fulfill his promise with regards to the narrative

Which example from lorraine hansberry's a raisin in the sun demonstrates the idea of self-determination?

Which of these novels is considered an important precursor to science fiction

How did magellan's discovery of what is now considered the philippines directly affect the native populations that were living there? a. they disappeared deep into the new land and started another settlement b. they became aggressive after having a new religious view upon them c. they became restless to travel the world on the ships they encountered d. they became angered over losing their lands' raw goods like fruits and spices