In examination figure 2, what is the length of the north wall to the east of the door
opening?
a. 2 ft c. 9 ft
b. 2 ft 6 in. d. 9 ft 6 in

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