Anthony wants to know whether his hometown, Farmville, is more or less diverse than the state he lives in, Virginia. To understand this, Anthony uses data from the 2010 Census, an existing source of data that has already been collected by other researchers, to run his statistical tests. Anthony is using:

Secondy data

Explanation:

Secondary data are data collected by someone other than the user, it refers to data that have been collected for some other purpose. Yet such data may be very useful for one's research purpose as in the case of Anthony.

mali had been a state inside of the ghanaian empire. after ghana fell because of invading forces and internal disputes, mali rose to greatness under the leadership of a legendary king named sundiata, the "lion king." the songhai empire, already weakened by internal political struggles, went into decline.