What are the sources of air pollution that originate from smelting plants and paint? a) Ozone
b) Lead
c) Radon
d) Mercury
e) Methane

  consider  the  following scenario,  then describe  how  you might conduct  a  study using  ansrs,  convenience sample, and a  voluntary response sample.  you  are  interested  in  parents'  opinion  of the  war  in  iraq.  your population  is  parents  of  high school students.  your question  is, "do you  believe that the  war  in 

True because work is more professional and you need specific skills. in your personal life you need different skills such as maintaining relationships.