Which of the following statements accurately describes the trade-off between privacy gain and utility loss in anonymization design?

Question

Answer

Changing ZIP codes while keeping income values unchanged ensures complete privacy without any utility loss.

Answer

A design that substitutes names but preserves demographic clues balances both privacy and utility.

Answer

Completely suppressing names, ZIP codes, and gender results in high utility and high privacy.

Answer

Higher privacy gain always results in higher utility for data analysis.

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