What comment should you make to Mobil Oil officials regarding the survey results?

A) Mobil Oil should have surveyed their employees to get more positive feedback.

B) Mobil should not have sent the survey to ALL residents, just a select number.

C) While a random sample is less biased, you do not always get the results you hoped for.

D) More background research of the population would have indicated who best to send the surveys to.