試題詳解

24 Why haven’t big banks in the U.S. adopted the more secure technology?
(A) The cost for new cards is higher than the liability old cards may cause.
(B) Credit-card frauds in the U.S. are pretty low, causing little liability.
(C) The new technology is far from perfect, and may cause many problems.
(D) Big hacks like the Target one are very rare.