It's an informative piece, one to tell the reader about facts and not your opinions <span />
The Dilemma of loyalty and also demonstrates the dark side of human nature like betrayalism.
I’m assuming you’re talking about The Raven by Edgar Allen Poe.
Possible themes entail:
-the discussion of death and the afterlife
-the memories of those who have passed
-ancient references to the Bible
-dealing with grief
-hopelessness
Answer:
A. The cast-steel plow was better suited to Illinois soil.
Explanation:
The best that explains the success of Deere's invention is "the cast-steel plow was better suited to Illinois soil".
In an Illinois sawmill, John Deere, a young blacksmith saw a long, steel saw blade that was broken and he took it home. At that time, steel was a scarce commodity. When Deere took it home, he forged the blade into a plow. It is said that this plow contributed to the farming revolution. The plow was very much suited to be used in Illinois soil.
They describes the third person.