When Customers Have Their Groceries Scanned at the Supermarket Checkout

When customers have their groceries scanned at the supermarket checkout counter, data regarding product sales and coupon redemptions are collected and processed by tracking services such as IRI's InfoScan. Consumer product firms such as Procter & Gamble use data collected by IRI to allocate scarce marketing resources. For P&G, such data should be considered

A) internal secondary data.
B) primary data.
C) external secondary data.
D) sensitivity analysis.
E) probability data.