Which answer matches this clue: the long-running 1980s-90s RAI drama about organised crime that introduced mafia storylines to television?

• A Il capo dei capi
• B Squadra antimafia
• C La piovra ✓
• D Il commissario

La piovra ran for ten seasons from 1984 to 2001 and starred Michele Placido as Commissioner Corrado Cattani, becoming a cultural phenomenon across Europe.