Which of the following best describes the purpose
of this film?
to encourage americans to buy war bonds
to encourage families to support their
husbands and sons overseas to encourage men to join the army air forces

Films were generally propoganda based and the audience emotions are targeted by showing realtable content and setting examples. During the war it was necessary to encourage young men to join army and so the films were shown to boost their enthusiam and make them join the armies.

Families felt proud of ending away their men to war and it was considered as great honour. This was the purpose of the films shown on the war times to influence the people of America.

a historian researching the immigration policies of the early 1900s would expect a source written today,rather than in 1910 to :

( a ) be more interested in objective data and statistics.