Answer:
Madame Sofronie owns the hair shop to which Della sells her hair. She’s described as “large, too white, chilly,” and her manner with Della is brusque and to the point. She wastes no time evaluating Della’s hair and setting a price—twenty dollars. Her manner directly contrasts that of Della and Jim, who value their love and sentiment over material value. For Della, her hair is something special and prized. For Madame Sofronie, her hair is worth the dollar value she can get out of it.
Just tell the link people to s t f u -_-
A. Could not be the answer because the sentence needs correcting.
B. Does, "Have been mainly due to building practices at the fort" make sense? Ah, no!
C. Were seems a bit blah to me and doesn't really sound right in the sentence
D. Makes sense! "Still, the abundance of preserved tablets are mainly due to building practices at the fort". Does this make sense? YES!!!!
Therefore your answer is D. Are