Secondary data consist of . A) data that is unreliable and unsuitable for the purpose of making marketing decisions B) information collected from conducting personal, in-depth interviews C) data that does not age D) information that already exists somewhere, having been collected for another purpose E) information collected for the specific purpose at hand

D) information that already exists somewhere, having been collected for another purpose.

Explanation:

Secondary data in a research is data that has already been collected by others and usually for the another purpose but can be used for the purpose at hand.

These other sources could be from the government or private institutions and individuals but when they are used in research they must be referenced so that viewers know where the information is from.

Secondary data is used in our daily lives. For instance, if you had a weather report and used data from the National Weather Service (NWS), that is secondary data being used.

the correct answer is b.)