How did the outbreak of world war ii affect german americans?
it increased suspicion that german americans were nazi supporters.
it prompted nearly all military-age german american men to enlist in the military.
it resulted in the imprisoning of all germans who did not sign a loyalty oath to the united states.
it led many german americans to migrate back to their homeland.

Explanation:

World War I devastatingly affected German-Americans and their social legacy. Up until that point, German-Americans, as a gathering, had been saved a significant part of the segregation, misuse, dismissal, and aggregate doubt experienced by such huge numbers of various racial and ethnic groups ever of United States. In fact, throughout the years, they had been seen as a well-integrated and esteemed part of American culture. The majority of this changed with the outbreak of war.

It increased suspicion that German Americans were Nazi supporters

Explanation:

b: the exchange of coined money