The workers in factories during the American industrial were exploited in all of the following ways EXCEPT…. 1. Child labor
2. Wage labor
3. Not enough working hours provided
4. Poor air quality

The answer would be hard press.

River arrow on this map is pointing

The changes to agriculture in the united states since 1900 is that increased mechanization has increased food production, thereby increasing the need for labor. there has been an increased need for higher speeds of food production due the fact that the population in the united states continues to rise.