I think it is b. if you get a green card, it means you are going to live in america forever.
"The following month, Germany sunk four more U.S. merchant ships. ... On April 6, 1917, the United States entered World War I. Get a firsthand look at how a new breed of weapons like WMDs, submarines, armored tanks and air attacks changed modern warfare forever in WWI: The First Modern War"
<span>Advances that were made during the Han Dynasty:
Predict eclipses of the sun
Doctor's created new medicines
Chinese language grew from 3000 to 9000 characters
Paper was invented
Wheelbarrows and fine vases and china
Seismograph</span>
Russia was not influenced
The first one in A) organizing demonstrations to protest discrimination
is the correct answer as far as i can remember
