Asignificant change that occurred during the industrial revolution was the consolidation of manufacturing into a few large centers that produced nearly all the goods for the whole nation. this system could not have been successful without which of the following advances?

Terrence would like to reward himself after each goal he sets, but he's not sure what type of reward to choose. he's easily distracted and finds it hard to concentrate at times. which would be the best type of reward for terrence? a. a brief social network break b. a long nap c. a snack while he keeps studying d. watching a couple of tv shows