How was it during the dark ages?

Explain one major pattern of cultural interaction between nomadic and sednetary socities in afro eurasia before 1450 ce

What was a result of the use of farming machines

How are the republican and democratic presidential candidates chosen? a. they are nominated by their state governments. b. each is nominated by his or her respective party. c. each is chosen by the governor of his or her home state. d. they are chosen by the house of representatives.