General Mills is setting up a marketing information system to keep track of marketing trends. External sources of marketing data include all of the following except
A) raw material suppliers.
B) forecasts about general economic conditions.
C) the company's historical sales data.
D) customers.
E) competitors' activities.

Question

Quizplus · Accepted Answer

The company's historical sales data is an internal source of marketing data, not an external one. External sources include suppliers, economic forecasts, customers, and competitors' activities.

General Mills Is Setting Up a Marketing Information System to Keep