Which of the Following Is NOT an Advantage Gained by Practicing

Which of the following is NOT an advantage gained by practicing a task?

A) Only one routine needs to be launched instead of several steps in order to complete a task.
B) Each step in the task no longer needs to be monitored to decide when to start the next step.
C) The task can be completed without the need to pay attention, so that attention can be allocated elsewhere.
D) Practice allows the mechanics behind the task to enter conscious awareness.