Which of the following is the correct interpretation of a 95% confidence interval for a population mean, given by (30, 40)?

• A) The true population mean lies between 30 and 40 with 95% probability.
• B) There is a 95% chance the sample mean will lie between 30 and 40.
• C) We are 95% confident that the true population mean is between 30 and 40.
• D) The sample mean is between 30 and 40.