1. It is an art medium and methodology for creating design, usually on cloth, by applying wax to portions of the material and then dyeing it, then removing the
wax

Iwould go with write exactly two extra paragraphs to point out additional information. but the keyword "exactly" throws me off. leads me to believe it's d. go with your gut feeling. either "write exactly two extra paragraphs" or "none of these".

∵they depict sad lonely people  ∵  figures in them have long limbs and faces, similiar in style to paintings by el greco.