Which of the following inventions had the biggest effect on the closing of the
Open Range?

in contrast, the biological controls are self-sustaining, inexpensive and very effective once established. biological control could be used on thousands of golf course acres, improving their biodiversity and quality as wildlife habitat. in the process, the golf industry will be shown to be leaders in an environmental stewardship program of benefit not only to the lands they manage but also to the watersheds in which they exist.

abraham lincoln

c is your answer have a great day make the brainlest

mprove the economic conditions for farmers