Jackie has one red pencil. one yellow pencil, one blue pencil,

one green pencil, one orange pencil, and one purple pencil. She

also has one red pen, one blue pen, and one black pen. If Jackie

randomly selects one pencil and one pen, what is the probability

that she will select a purple pencil and a black pen in that order?

A. 1/72

B. 1/18

C. 1/10

D. 1/2