A 95\% confidence interval for the difference between two population proportions is found to be (0.07, 0.19). Which of the following statement is (are) true?  I. It is unlikely that the two populations have the same proportions.  II. We are 95\% confidence that the true difference between population proportions is between 0.07 and 0.19.  III. The probability is 0.95 that the true difference between the population proportions is between 0.07 and 0.19. 
选项为:A:I  B:II  C:I, II  D:I, III  E:II, III  请回答其中一个选项.