I believe the answer is C but i'm not for sure
Answer:
They tried to gain as much territory in the Pacific as possible
A. wartime labor shortages. The outbreak of World War II led to many
Americans enlisting to fight overseas.
As a result, there was a shortage of labor. Women and minorities including Mexican
Americans were employed at factories to supply the army for the war effort.
Some Mexican Americans enlisted and fought in the U.S. army.
Answer:
Large-scale Mexican-U.S. migration has changed social, economic, and cultural life on both sides of the border. Migration to the United States can offer increased earnings and savings accumulation (Gathmann 2008).