Question

1. what did john deere invent that helped farmers in the western states?

grain elevator
steam - powered locomotive
a steel - tipped plow
the tractor

Explanation:

John Deere is known for developing a plow with a steel tip that was effective for the tough soil of the American western states, addressing the issue of cast-iron plows sticking to the soil. The other options are associated with different inventors or technologies: grain elevators were developed by multiple figures, steam locomotives by inventors like George Stephenson, and tractors were later innovations.

Answer:

○ a steel-tipped plow