HEL IM TIMED Sam, a student from Dallas declared, “The Dallas Cowboys are the greatest football team of all time.” Sam’s statement is an example of . ?
a. bias
b. fact
c. prejudice
d. credibility

Air pollution: “combustion results in gases such as nitrogen oxides, nitrogen dioxide and particulates. the main causes of air pollution include transport, domestic combustion and industrial processes. pollutants from these sources can cause problems in the immediate vicinity and a distance away.”