In 3–5 sentences, interpret how the government attempted to gain citizens’ cooperation using this war poster.

Even though the subject matter is serious, the poster has a comic feel to it. There were numerous stories about individuals spreading gossip and other information from loved ones overseas that were counterproductive to the war effort. Thus the phrase, loose talk can cost lives, although the original term was "loose lips sink ships." I think the fact the guy in the poster has on a derby hat which was used by Charlie Chaplin in the 1920's,  and Laurel and Hardy in the 1930's and 40's was used to draw attention to this poster with the message=don't spread rumors, don't spread gossip.

Explanation:

b.provides a written record of the transaction

frederick william of brandenburg-prussia trained his son, frederick, to be a hardy soldier. but frederick disliked rifle shooting and horseback riding. unlike his father, he was interested in french literature. he enjoyed poetry and music and, like some others of the enlightenment, he scoffed at religion. his father thought him soft, frivolous and unmindful of his duties. and when frederick refused to put his signature on a right to succession, for a few moments his father strangled him.