You girls I’m single 13

What is the difference between a census and a study that is not a census? select one: a. a census by definition extends over a long period of time. b. a census involves interviews. c. a census collects data on the entire study population. d. a census involves a written survey.

Which of the following is not a feature of the surface mining control and reclamation act? regulation of surface coal mines repayment of loss of benefits to ill mine workers restoration of lands to pre-mining conditions retroactivity return of land to original topography

Why are radio observatories located in valleys far away from urban centers? a. to shield them from electromagnetic interference b. to avoid sound pollution c. to avoid disturbing people living in the city d. to shield them from water vapor