Name some of the special qualities which from the use of pen and ink. on paper:

You have more control since the paper is dry. Depending on how slowly you move the pen you can change the thickness a little bit. It allows you to have big areas in contrast. Because most the time black ink is used on white paper, there are open different values that can be see depending what is drawn. Techniques in layering pen marks create different shades.

Explanation:

where is the excerpt?

(a) i got it right on the test