Specialization changed the economies of the North and South after the Civil War. Choose ALL statements that describe how specific inventions or systems helped specialization.
A
Transportation options began to expand with trains, boats, and bicycles.
B)
Assembly lines in factories helped individual workers specialize in tasks.
Plantations in the South could quickly process cotton with the cotton gin.
D)
Horses had many jobs, as they were used for transportation, farming, and
racing
The flying shuttle loom helped textile factories quickly make large
amounts of yarn
E