27. in the 1830s, inventions such as the mech
cut cleanly through sod allowed settlers in the
a. run their farms profitably without relyir
b. buy additional land from the federal go
c. clear land and harvest more grain with
d. establish east-to-west trails to reach ti

In the 1830s, inventions such as the mech  cut cleanly through sod allowed settlers in the Clear land and harvest with more grain.

Explanation:

The invention that allowed to cut the crop right from close to the sod allowed the farmers to have more of the crop stem for the purpose of threshing.The ease in threshing helped gain more yield from the crop. The cutting done right through the sod not only cleared the land of the crop, but also allowed the farmers to use the land for other purposes for the rest of the year.

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