A Credit Union Took a Random Sample of 40 Accounts $\mu$

A credit union took a random sample of 40 accounts and yielded the following 90% confidence interval for the mean checking account balance at the institution:
$2183 < $\mu$ (balance) < $3828.Which of the following is the correct interpretation?

A) If we took random samples of checking accounts at this credit union, about nine out of ten of them would produce this confidence interval.
B) About 9 out of 10 people have a checking account balance between $2183 and $3828.
C) We are 90% confident that the mean checking account balance at this credit union is between $2183 and $3828, based on this sample.
D) We are 90% sure that the mean balance for checking accounts in the sample was between $2183 and $3828.
E) We are 90% confident that the mean checking account balance in the U.S.is between $2183 and $3828.