12). The diagram below describes some industrial developments in the United States. How did these developments alter the physical landscape
of the United States? *
Standardization
of parts
Mass production
of affordable cars
Moving assembly
line

honestly you should get that checked out because it really isn't normal

no because we were not ready for war

seeing as no choices were provided, i'll do my best to answer it from knowledge.

job specialization promotes work ethic to the person doing the job. he/she may be strong in the arms and able to lift things, specializing him/her in a job where you lift and carry.

this is a good question! i'll do some research and come back when i have the answer!