Figure $7-2$ shows that primary data may be divided into three related parts. If D represents data collected from individual interviews, focus groups, or online surveys, which type of data is D$?$

A summary graphic of the types of marketing information with marking A through E$.$Data is divided into $2$ types of data as follows:Primary data and secondary data.Primary data is divided into $3$ types of data marked as C$,$ D$,$ and E$.$Secondary data is divided into $2$ types of data marked as A and B$.$

Figure $7-2$

Multiple Choice

questionnaire data

mined data

internal secondary data

external secondary data

observational data