試題詳解

54. According to the passage, what can we infer about some of the potential risks that may be associated with the widespread use of blockchain technology?
(A) Risks to security and privacy, such as hacks and data breaches.
(B) Risks to the environment and public health, such as pollution from mining operations.
(C) Risks to economic stability, such as market crashes caused by blockchain-based financial systems.
(D) Risks to personal relationships and mental health, such as addiction to cryptocurrency trading.