Answer:
not sure 100% but Im leaning towards Baghdad
By birth? i think? do you mean like how did they get in a certain caste? because then it would be by birth. but if you mean like what were the castes, i forget.
Answer:
transportation and media
Explanation:
New technologies that triggered the Industrial Revolution included the new steam engine (James Watt), construction of machines and improved textile technology. Improvement in the transportation system was also a trigger.
Answer:
I believe that the answer is 2) trains, but if you are allowed to have multiple answers I would say put 1) trucks and 2) trains
