Answer:
A. Militarism
Explanation:
Before World War One, Germany built many warships and other armaments in response to other nations doing the same. This is an example of militarism.
Militarism is the strong belief which a country has that it should have adequate military support and armament in order to adequately defend itself from invasion or war.
The AFL was a formal federation of labor unions whereas the Knights of labor was much more of a secretive type.
Answer: After WW1 the Army Air-force and Navy had been modernized
Explanation: