I believe the document is the Emancipation Proclamation, and it was issued by president Abraham Lincoln.
Answer:
A potential effect of this poster on the war effort is to inspire the children and women at home to work contribute to feeding the family, (working to get money).
Explanation:
"Containment" is the answer to your question.
C. earthquakes since platonic plate movements cause the faults to weaken such as shown in California which sits upon a major fault line<span />
