Provide an Appropriate Response $95 \%$ Confidence Interval for the Population Mean

Multiple Choice

Provide an appropriate response.
-Construct a $95 \%$ confidence interval for the population mean, $\mu$ . Assume the population has a normal distribution. A sample of 25 randomly English majors has a mean test score of $81.5$ with a standard deviation of $10.2$ .

A) $( 77.29,85.71 )$
B) $( 56.12,78.34 )$
C) $( 66.35,69.89 )$
D) $( 87.12,98.32 )$