Of all the wild animals in their area, none was more useful to the Delaware tribes than the Virginia white-tailed deer: it was a source of meat, and its hide was used for clothing, its antlers and bones for tools, and its sinews and gut for bindings and glue.

(A) deer: it was a source of meat, and its hide was used for clothing, its antlers and bones for tools, and its sinews and gut
(B) deer: it was a source of meat, and its hide used for clothing, with its antlers and bones for tools, and its sinews and gut used
(C) deer, which was a source of meat, with its hide used for clothing, antlers and bones for tools, as well as its sinews and gut used
(D) deer, which, as well as being a source of meat, its hide was used for clothing, its antlers and bones for tools, and its sinews and gut were
(E) deer, with, as well as being a source of meat, its hide used for clothing, its antlers and bones for tools, and its sinews and gut



Can anyone explain why A is correct other than its less crappy than the others. I picked A, the right answer, but was a guess after eliminating the others.