Select the factors that caused immigration limits to be enforced: the threat of cheap labor to American workers
an increase in crime and disease
harm to American unity in war times
the Ku Klux Klan

economic competition is inefficient and wasteful.good luck

explanation:

answer: born in saint-dié, in the vosges department, france, he studied law, and was called to the bar at paris in 1854,[2] but soon went into politics, contributing to various newspapers, particularly to le temps. he attacked the second french empire with great violence, directing his opposition especially against baron haussmann, prefect of the seine department. a series of his articles in le temps was later republished as the fantastic tales of haussmannlaxupa (1868).[2]

explanation: