What was a result of division of labor at henry ford's plants?
1 workers were easier to replace when they left.
2 workers were more difficult to replace when they left.
3 workers needed more training.
4 workers easily learned each stage of production

4. Workers easily learned each stage of production.

Explanation:

With the sequential construction system a small group of individuals designed the vehicle and get together procedure, and a bigger group of incompetent laborers fabricated the cars. What was so amazing about Ford's procedure was that any man, regardless of whether he had never seen a vehicle, could take a shot at the mechanical production system and with a couple of guidelines he could be a piece of the group building vehicles.

the answer is 250 percent.