Final answer:
The correct answer is A) Oath; Omertà, where 'oath' refers to the pledge taken by members of the Sicilian Mafia and 'Omertà' is the code of secrecy and silence.
Step-by-step explanation:
Members of the Sicilian Mafia swore an oath they would never reveal secrets of society, and Omertà would be the code of secrecy to protect the organization from law enforcement.
The correct answer is A) Oath; Omertà. Omertà is a term that originates from the Sicilian code of silence and honor that places importance on silence in the face of questioning by authorities or outsiders.
Due to this code, members of the Mafia are forbidden from talking about the organization to non-members, ensuring loyalty and secrecy within the group. The correct option is A.