I believe the answer is: A. <span> Correlation
There is nothing that mentioned the development of henry Bessemer's invention was made impossible only because of Abraham darby's invention.
Becaus of this, both inventions are only correlated with one another since they do not form a cause and effect relationship.</span>
I think that the answer is A. (im not so sure)
I hope this helps :) (im so sorry if this is wrong)
B slave traders kidnapped anyone they were able to find.
The assassination of President Garfield triggered the civil service of the 1880s.