Answer: D. data warehouse.
Explanation:
A Data warehouse is to data what money is to banks. Here, the data that a company has gathered from its many sources will be stored for easier access.
This data can then be analysed and reported sometimes with relation to one another in such a way that detailed reports are created and better decisions made.
Zara is most likely using a data warehouse to store the massive amounts of data collected from all the listed sources.
