Asimple random survey of residents of a state asks, "should mr. jones be re-elected so that he may continue his policies that the middle class? "

which shows how bias in the survey might have affected the results of the survey?
a.
the question in the survey is biased by characterizing how mr. jones' policies will the middle class.

b.
the question in the survey is biased against middle class residents by suggesting that they need .

c.
the question in the survey is biased in favor of middle class residents by offering them from mr. jones.

d.
using simple random sampling rather than stratified random sampling will result in an unrepresentative sample.