In regards to the question about who was not associated with the Unification of Italy, the correct answer is option 3: Mussolini.

Cavour, Garibaldi, and Mazzini were all influential figures who played significant roles in the unification of Italy.

Cavour, also known as Count Camillo di Cavour, was a statesman and the Prime Minister of Piedmont-Sardinia. He was a master diplomat who used diplomacy and political strategies to unite the various states of Italy.

Garibaldi, known as Giuseppe Garibaldi, was a military leader and a key figure in the Italian unification movement. He led the expedition of the Thousand and successfully conquered Sicily and Naples, contributing to the unification process.

Mazzini, or Giuseppe Mazzini, was an Italian politician and revolutionary who founded the secret society known as Young Italy. He played a vital role in inspiring nationalistic sentiments and promoting the idea of a united Italy.

Alert - The correct answer should be 3: Mussolini. Mussolini was associated with Fascism and played a role in the leadership of Italy during the early 20th century, which is unrelated to the unification of Italy in the 19th century.