A 95 percent confidence interval for the mean time, in minutes, for a volunteer fire company to respond to emergency incidents is determined to be (2.8, 12.3). Which of the following is the best interpretation of the interval? 
选项为:A:Five percent of the time, the time for response is less than 2.8 minutes or greater than 12.3 minutes.  B:The probability is 0.95 that a randomly selected time for response will be between 2.8 minutes and 12.3 minutes.  C:Ninety-five percent of the time the mean time for response is between 2.8 minutes and 12.3 minutes.  D:We are 95\% confident that the mean time for response is between 2.8 minutes and 12.3 minutes.  E:We are 95\% confident that a randomly selected time for response will be between 2.8 minutes and 12.3 minutes.  请回答其中一个选项.