Which answer matches this clue: the 1953 electoral law nicknamed after a fraud that awarded bonus seats to coalitions exceeding 50 percent?

• A Legge truffa ✓
• B Porcellum
• C Italicum
• D Mattarellum

The legge truffa was designed by Alcide De Gasperi; it failed to trigger in the 1953 election and was repealed the following year amid public outrage.