The goal of Young Italy was to unite Italy into an Independent, republican nation. Option B is correct.
Young Italy was a political movement for Italian youth founded in 1831 by Giuseppe Mazzini in his attempt to unite Italy and lead the nation,
He founded the movement in Marseille. It would then spread out to other nations across Europe. The movement aimed to create a united Italian republic through promoting a general insurrection in the Italian reactionary states and in the lands occupied by the Austrian Empire.