The poster "Food Will Win the War" was most intended to address the problems faced by which of the following groups during World War I?
A. African American migrants
O B. Recent immigrants
O C. European civilians
D. Poor industrial laborers

An effect of the steamboat's popularity was that fewer people traveled by rail. o steam locomotives became less popular. people began to build canals in the united states and europe. o more people began to travel between the united states and europe.