Answer:
The answer is Secondary Data.
Step-by-step explanation:
Data gathered from the trade journals, the census bureau and specialized research firms is considered to be the Secondary Data.
There are two types of data that are used in any research project. One is Primary data and the other is Secondary data. The data that is collected for only for the current research purpose is know as the first or the primary data. The data used in the project which is gathered for some other research project but can be used in this project as well, is know as the Secondary Data.