What sparked the questioning of a person’s loyalty to the u. s. government? the growth of communism invasion of land war with other nations strong groups in government

c. War with other nations

the triple alliance. germany and austria-hungary were already allies by 1879 when, worried about a threat from russia, they formed the dual alliance. italy joined the group in 1882. there was a concern about a possible attack from france and the alliance needed powerful friends to defend it.

d) iowa i believe is the answer