Data-driven decision making is a process of         

It is a process of making decisions that are backed up with verifiable or hard data rather than making decisions based on observation only. In the past few years, it used to be a difficult process to collect, extract and analyze data. These days, however, the development of business intelligence software allows anyone without a heavy IT background to produce reports that will later need to be analyzed, thus accelerating the decision process.

the answer is b. executive summary. a management summary, or executive summary, is a short article or section of a document, produced for business purposes, that condenses a longer report or proposal or a group of related reports in such a way that readers can rapidly become familiar with a large body of material without having to read it all.