MIT Researchers Determined That 90 Percent of Shopper's Credit-Card Transactions

question 7

Multiple Choice

MIT researchers determined that 90 percent of shopper's credit-card transactions could be used to:

• A) Uniquely identify an individual's shopping habits and preferences.
• B) Collect individual social security numbers.
• C) Identify an individual shopper using only four bits of secondary information.
• D) Both A and C, but not B.

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Definitions:

Cotton Mather

A New England Puritan minister, prolific author, and pamphleteer known for his role in the Salem witch trials and for promoting smallpox vaccination.

William Penn

An English nobleman, writer, and early Quaker who founded the Province of Pennsylvania, a North American colony of England, as a place of religious freedom.

European Conquest

Refers to the period when European countries explored, colonized, and annexed territories around the world, significantly affecting indigenous populations and altering global demographics.

African Slaves

People from Africa who were forcibly transported to the New World and sold into slavery, primarily to work on plantations.