Correct Option (C)
The term "Metaverse" refers to a collective, persistent, and interoperable network of 3D virtual worlds. It allows millions of users to interact simultaneously in real-time through digital avatars. A key characteristic of the Metaverse is the ability for users to establish and exert property rights over virtual items and assets, such as digital land, clothing, or unique collectibles, often facilitated by technologies like blockchain and non-fungible tokens (NFTs). It integrates various technologies including virtual reality (VR), augmented reality (AR), artificial intelligence (AI), and blockchain to create an immersive, social, and economic digital ecosystem.
Incorrect Options
Big data analytics refers to the process of examining large and varied datasets to uncover hidden patterns, unknown correlations, market trends, customer preferences, and other useful information. While relevant to digital systems, it does not describe an interoperable network of 3D virtual worlds or the concept of digital property rights within such spaces.
Cryptography is the practice and study of techniques for secure communication in the presence of adversarial behavior. It involves methods for encrypting and decrypting data to ensure confidentiality, integrity, and authenticity. While cryptographic principles and tools (e.g., blockchain) are integral to securing digital ownership and transactions within the Metaverse, cryptography itself does not denote the entire 3D virtual ecosystem described in the question.
Virtual matrix is not a formally recognized or established term in the context of digital technology or virtual environments. While it might evoke science fiction concepts, it lacks a precise definition related to interoperable 3D virtual worlds, user interaction, or digital property rights.