Question

a which works with raw data only​

Answer 1

Answer:

Raw data is a set of information that was delivered from a certain data entity to the data provider and hasn't been processed yet by machine nor human. This information is gathered out of online sources to deliver deep insight into users' online behavior.

Explanation:

Data.gov is the home of the U.S. Government's open data. You can find Federal, state and local data, tools, and resources to conduct research, build apps, design data visualizations, and more.