In which of the following decisions did the u. s. supreme court uphold a student's right to wear a black armband to protest the vietnam war during school?
a. tinker v. des moines
b. morse et al v. frederick
c. new jersey v. t. l.o.
d. texas v. johnson

How many countries have signed the kyoto protocol?

The leader of the bolsheviks was tolstoy alexander lenin nicholas

What is the columbian exchange? o a. the changes that resulted from europeans settling in the new world b. the relationships that columbus and his men had with the natives they met o c. the ships that columbus bought with money from the king and queen of spain o d. the increase in the number of native american towns in the new world