Use the Given Degree of Confidence and Sample Data to Construct

Multiple Choice

Use the given degree of confidence and sample data to construct a confidence interval for the population proportion $p$ .
$n = 56 , x = 30 ; 95 \%$ confidence

A) $0.405 < p < 0.667$
B) $0.425 < p < 0.647$
C) $0.426 < p < 0.646$
D) $0.404 < p < 0.668$