A survey of 25 grocery stores revealed that the mean price of a gallon of milk was $2.98, with a standard error of $0.10. If 90% and 95% confidence intervals were developed to estimate the true cost of a gallon of milk, what similarities would they have?

A. Both use the same t statistic
B. Both have the same confidence level
C. Both use the same z statisticD. Both use the same point estimate of the population mean