The Following Questions Refer to the Poster Below

The following questions refer to the poster below.

Library of Congress Prints & Photographs Division
-Which of the following factors explains the urgency of the message in this poster?

A) The role of the Emancipation Proclamation in the Civil War
B) The role of Great Britain in the Civil War
C) The Union's military leadership, as compared to that of the Confederacy
D) The South's manpower, as compared to that of the North