At the beginning of World War I, airplanes
a) had not been invented.
b) had been used successfully in warfare for years.
c) had only been used by Germans in a military situation.
d) had been used in warfare by several European countries but never by the United States.
e) with few exceptions, were largely untested as a military weapon.
e
You might also like to view...
Which of the following countries fell within the Soviet sphere of influence after World War II?
a) Poland b) Italy c) Belgium d) Spain
The conservative resurgence was epitomized by the election of __________ in 1968
A) Ronald Reagan B) Richard Nixon C) Barry Goldwater D) Gerald Ford
During the first year of the war in the Philippines, over ___________ civilians were killed by American forces
Fill in the blank(s) with the appropriate word(s).
From the 1730s on, the __________ dominated the Atlantic slave trade
A) British B) French C) Spanish D) Dutch