Carbon black and water...............
The correct answer would be A, the U.S. Senate didn't want the league of nations to tell it what to do.
Answer:
The mechanical reaper
Explanation:
He invented the mechanical reaper to do the harvest in fields.
His invention seems rudimentary today compared to the huge machines currently own by large farming companies, but that started it call and allowed to ease the burden of the harvest.
It also provided an alternative to slaves harvesting the fields in many situations.
