Answer:
1. the ottoman empire formed
2. mehmed ii became sultan
3. the ottomans conquered Constantinople
4. Sulleyman I gained land in Europe
They mostly grew wheat, barley, oats, rye, and corn. because of this, they were basically known as the "Breadbasket". So I believe your answer would most likely be wheat.
It raised income maybe relating to economy ...
Answer:
You got it right, Copernicus.
Explanation: