I believe the answer is: Division of Labor.
Division of labor is always necessary because one part of the economic operation wouldn't be able to done without the completion of other parts, no matter how small it is.
For example, a manager of a big restaurant wouldn't be able to fulfill their revenue goals if the cashiers do not keep the money properly.
Answer:njn
LATENT FINGER PRINT
Explanation:
Latent fingerprint are fingerprint that are made of sweat and oil on the skin's surface or finger and palm and they are not visible to the physical or naked eye, they usually require some additional process like dusting them with powder and then lifting the powder with tape that are transparent in order for them to be seen.
Investigator Jones will need LATENT FINGERPRINT to verify that there are no more fingerprints at the scene.
The correct answer is b. One way in which factory work changed peoples lives was b. it enabled untrained workers to find jobs.
In general today, women politically participate less than men if they are married, but more if they are not