Availability of new land for farming in the West, while in the east, most of the land has already been taken.
<span>A very famous example for this was the Land Rushes - the races for the land that started in 1889 </span>
Meriwether Lewis and William Clark and Sacagawea
Answer:
I don't know but I truly think it's A, if it's wrong please tell me the correct answer.
B. If a ruled doesn't have enough troops, he can hire mercenaries to fight for him.