C is the answer to this problem hope it helps
The lozenge and the wafers were the two important things Oliver Chase invented.
B) the description of Coketown is a digression from the main subject
I believe that the answer is B. A savage place! As holy and enchanted / As e’er beneath a waning moon was haunted / By woman wailing for her demon lover!” because it talks about a supernatural being, a demon, being someone's lover.
