Determine whether there is a potential for bias and explain your answer. A researcher for the department of transportation surveys 3200 randomly selected adults by asking them if they possess a valid driver's license. Question content area bottom Part 1 Choose the correct answer. A. There does appear to be at least one source of bias, because the department of transportation is not a professional polling organization and will most likely use unsound sampling methods. B. There do not appear to be any sources of bias, because the researcher is a professional, so they are being paid to produce only unbiased results. C. There does appear to be at least one source of bias, because the researcher is being paid to perform the survey. D. There do not appear to be any sources of bias, because the researcher has nothing to gain by distorting the results and the department of transportation is likely to use sound sampling methods