It was Thomas paine lol we just had a review on this yesterday
if these are the options
helped Blacks register to vote
significant Civil Rights organization led by Dr. Martin Luther King Jr
all of these
used several non-violent tactics to end segregation
then the answer is all of these <3
Generally speaking, it would be earthquakes that do not threaten Central America, due to the fact that there are no major fault lines, although they are still technically possible.