A research firm conducts a sample survey and discovers that 85% of people are more afraid of bugs than they are of flying. If a sample questionnaire collecting these results had 820 respondents, what is the margin of error (ME), rounded to the nearest thousandth?
A ME = ± 0.009
B ME = ± 0.025
C ME = ± 0.017
D ME = ± 1.796