Which are examples of how technology may have affected the Great Migration in the United States? Check all that apply. O A. Silicon mines in California fueling the Silicon Valley boom B. Railroads allowing food to be sold farther from where it is grown C. Oceans and mountains spurring recreation technology D. Manufacturing technologies growing in cities

for e2020. the answer would be some directions from the mountain range so we can find mt. whitney. to locate which direction is north, you should use a   compass. this would not only find mt. whitney, but also becuase of this long paragraph you would get points because it's not like anyone actually reads your work becuase once they read the first sentence it sounds dumb enough to not read becuase i'm not good at answering this but the answer is compass for your benefit.

for e2020 ; -;

i think it's a but not entirely sure