The Division of Labor Facilitates Productivity Increases for All of the Following

The division of labor facilitates productivity increases for all of the following reasons, except one.Which is the exception?

A) It allows people to do those tasks for which they have the greatest natural ability.
B) Workers get better at tasks, the more they repeat them.
C) The more experience workers gain by specializing in a task, the more likely they will enjoy that task.
D) More sophisticated production techniques are introduced.
E) The division of labor often permits the introduction of labor-saving machinery.