Open-range ranching came to an end due to a.) overproduction of beef and declining prices
b.) federal support for irrigated agriculture
c.) the range wars between cattlemen and sheepherders
d.) fencing off the plains with barbed wire
e.) increase in cattle production in the Midwest and East

This isn't for a class, it's for a project I'm doing outside of school with my friends.

D. fencing off the plains with barbed wire.

Explanation:

The great plains were fenced off with barbed wire, and I think it was mostly done in modern-day Texas, Oklahoma, Kansas, Nebraska, and the Dakotas.

Hope this helps! Feel free to give me Brainliest if you feel this helped. :)

the structure was most likely used for;

c. playing a ball game with stone hoops

people had jobs and began to work. that’s why the commercial revolution was great.