The correct answer is C) They opposed immigrants getting jobs and becoming citizens as soon as they arrived in the United States.
The Know-Nothing Party represented nativist sentiment in American. Nativists were people that did not like immigrants because they believed these immigrants would come to the US and take jobs away from native born American citizens. To stop these immigrants from having influence in elections, members of the Know-Nothing Party would use violence or threats to stop them from voting. When asked about these events, the members of this party would say "I know nothing about it."
