(hc)the image below is a propaganda poster produced by the u. s. food administration during world war i: poster showing the new york skyline. in the water in front of the skyline is a military ship on the left and a group of people standing on the shore on the right. the following message is written on the poster; "food will win the war. you came here seeking freedom. you must now to preserve it. wheat is needed for the allies. waste nothing." public domain what was the main purpose of this poster? 1. to keep food prices low by limiting demand 2. to promote conservation in support of the troops 3. to argue for limiting immigration to save natural resources 4. to convince european immigrants to support the war effort