Answer:
During the period of 1200-1450, the Silk Toad trade networks and the trans- Saharan trade networks facilitated a flourishing trade in luxury goods across afro-eurasia
Explanation:
By working together voluntarily, the railroad companies were able to standardize their timetables in 1883. The correct option among all the options that are given in the question is the second option. The creation of time tables made the railway system more efficient and people could know the exact time at which their goods or the people travelling will reach their destination.
Because they could afford it. The Roman education system was based on the Greek system, so why not learn it in Greece. The Romans education was based on the classical Greek tradition but infused with Roman politics, cosmology, and religious beliefs. The only children to receive a formal education were the children of the rich. The very rich families employed a private tutor to teach their children. Those that could not afford to do this used either slaves or sent their children to a private school.
I believe that is Vertical Integration.
The topic of the discussion. :P Can't discuss if you don't know what you are discussing.