One of the most important ways in which you can show your opposition to what you consider an unjust law is by organizing support of like-minded people and organizing a protest of some sort--whether this be holding up signs outside of Congress, or boycotting a particular good.
The answer is c. the moral majority
So they can get away from slavery and or segregation it depends on what you're learning
The europeans invented and borrowed technology including the caravel and compass. Thus making it possible for ships to go on if there was winds without making any landmarks.