Really, Idk but what I do know is just try to figure it out.
A.
Because
B is improve acting
C is impromptu
D is sight reading
Less people needed/more efficient. makes new jobs possible cause a bunch of farmers arnt tied up in the fields.
increased GDP,
greater security found in more food
increased capacity of people
increased exports
Slavery helped support the rich by tending to the things that made them richer (the plantations).
One believes that the prophet Muhammad’s nephew and son in law,Ali was chosen by Muhammad to be their new leader after Muhammad’s death but the other division believes that Abu Bakr who was a follower of Muhammad was the one chosen by Muhammad to be the new leader