Answer:
Assembly lines are an example of job specialization environments. Since productive activities are reduced to very simple tasks performed by various individuals throughout the whole system. These workers are very specialized in what they do since they only do one task.
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It was the national war labor board...in 1942 president FDR brought back Woodrow Wilson's National War Labor Board or (NWLB), in hopes of stopping or at least slowing down the labor management conflict in WW2.
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