Answer:
The correct answer is external secondary data.
Explanation:
Secondary data are those that are collected for purposes other than the problem you are facing. These data can be located quickly and economically.
They are easily accessible, Relatively cheap, They can be obtained quickly, They can help identify the problem, better define the problem, develop the approach to the problem, Formulate an appropriate research design, answer certain research questions and test some hypotheses, Interpret the primary data from a broader perspective.
Secondary data analysis is a requirement for the collection of primary data. You start with the secondary data, continuing with the primary data only when the secondary data sources have run out or provide marginal benefits.
