Cellular phone data can be very useful for studying O A. income and wealth B. mobility of the people O C. all of these D. geographical concentration of the users You are told that a particular...

Extracted text: Cellular phone data can be very useful for studying O A. income and wealth B. mobility of the people O C. all of these D. geographical concentration of the users You are told that a particular researcher used google trends data using the keywords "jobs", "unemployment insurance", "help wanted". In light of this information it is quite likely that the researcher is studying O A. all of these B. income inequality O C. crime D. unemployment