Which of the following is a result of the invention of the printing press?

the price of books stayed about the same.

books were available only in germany where the printing press was invented.

books became more expensive because of the cost of the printing press.

books became less expensive because less labor was required.

b i think

i think it was   tsar alexander ii

the most famous of all the units fighting in cuba, the "rough riders" was the name given to the first u.s. volunteer cavalry under the leadership of theodore roosevelt. roosevelt resigned his position as assistant secretary of the navy in may 1898 to join the volunteer cavalry. the original plan for this unit called for filling it with men from the indian territory, new mexico, arizona, and oklahoma. however, once roosevelt joined the group, it quickly became the place for a mix of troops ranging from ivy league athletes to glee-club singers to texas rangers and indians.