When they monitor spikes in Google queries for words such as flu and fever, epidemiologists at the Centers for Disease Control can identify specific areas of the United States that have been hit by outbreaks even before the local authorities notice a rise in hospital admissions. This is an example of how

A$.$ data from flu outbreaks is controlled by the media

B$.$ Big Data influences what we know and do

C$.$ data mining fails in marketing strategies

D$.$ subcultures contribute to data mining

E$.$ data does not travel fast enough for marketers to respond