Find a 95% Confidence Interval for the True Population Proportion $37 \%$

Multiple Choice

Find a 95% confidence interval for the true population proportion.
-During the questioning of 78 potential jury members, $37 \%$ said that they had already formed an opinion as to the guilt of the defendant.

A) $31.3 \%$ to $42.7 \%$
B) $36.9 \%$ to $37.1 \%$
C) $35.7 \%$ to $38.3 \%$
D) $25.7 \%$ to $48.3 \%$