Question

what are the main resources of secondary data .​

Answer 1

Answer:

km progress report

GPS remote sensing

internet searches and librarires

Answer 2

Answer:

Secondary data can be obtained from different sources:

information collected through censuses or government departments like housing, social security, electoral statistics, tax records

internet searches or libraries

GPS, remote sensing

km progress reports

Explanation:

I think this is help full mark as brainlist