Which of the following best describes blockchain technology?
A
A programming language
B
A local storage device
C
A type of antivirus software
D
A decentralized, distributed ledger system
Correct Answer: Option D — A decentralized, distributed ledger system
Explanation:
Blockchain is a decentralized, distributed ledger technology that records transactions across multiple computers in a way that ensures security, transparency, and resistance to tampering.