Tertiary colors are a.
hues are created by combining equal parts of two primary colors.
b.
hues that are directly opposite one another on the color wheel.
c.
hues made by combining one primary hue and one secondary hue.
d.
hues next to one another on the color wheel.

Silverpoint is a. a technique using the blackish residue of impure carbon obtained by removing water from animal and vegetation substances. b. a technique involving the use of a metal point, and a thin silver wire, popular in the 14th and 15th centuries. c. a printmaking technique born from crayon manner that imitates the appearance of chalk lines. d. a technique used since the 16th century involving a stick filled with either colored or black graphite, a heated mixture of carbon and clay