In each question, one sentence is given in which certain words are in bold and numbered from A to E. Below the sentence are given five options with  possible pairs of interchange of those bold words. Choose the pair(s) of words which are needed to be interchanged to make the sentence grammatically correct and meaningful.

A (A)flaw in the security of the Election Commission of India website was putting the (B)potentially information of (C)personal every voter in India at (D)risk, revealing (E)sensitive information such as names, phone numbers, and email addresses.