What Was the Impact of Automation on Workers

What was the impact of automation on workers?

A) Skilled workers were laid off,as unskilled workers could monitor machines,leading to more jobs for minority workers.
B) The UAW became more interested in representing the interests of semiskilled and unskilled workers.
C) Automation led to job losses,but the UAW accepted it as long as employers agreed to retrain or find other work for skilled workers.
D) The auto industry's savings brought about by automation were passed on to workers of all skill levels and all ethnicities,raising all workers' standard of living.