The main purpose of airplanes and Zeppelins during WW1 were

a. to transport weapons faster

b. for surprise attacks

c. for spying

d. for the use of machine guns

e. for bombing

Need ! how did sumner define liberty in the book of "voices of freedom"

Which of the following could be seen as a weakness of a two-party system? a. the two-party system limits voters' options in electing officials.b. the two-party system limits debate on issues.c. the two-party system limits the range of solutions that will be considered.d. all of these are weaknesses

Which economic result of the civil war affected both the north and the south? a. inflation b. widespread hunger c. rising value of money d. loss of natural resources