Etching Is a Very Versatile Medium

Etching is a very versatile medium.In Henri Matisse's Loulou Distracted,he used __________ to represent the essential features of a woman.

A)  ​hazy shading 
B)  ​numerous thin and thick lines 
C)  ​a combination of drypoint and etching 
D)  ​tight, rhythmic, flowing lines 
E)  ​only a few uniformly etched lines