Need help. brainliy to the first person that answers is right telling why

A i think i might be wrong :/

hope this helps

could you give me the options ?

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.