Due to the highly sensitive nature of the court proceedings, the jury has been sequestered to prevent the leaking of information to the press.

has been sequestered to prevent the leaking of information
have been sequestered to prevent the leaking of information
has been sequestered to prevent them from leaking information
have been sequestered in an attempt to prevent them from leaking information
has been sequestered to prevent the leaks of information from them


The correct answer is A. Please answer the following doubts along-with IMO answers

But, here I feel the sentence refers to the individual members of jury and thus we must use have and not have.

Secondly, I find prevent the leaking awkward. It must be prevent them from leaking...


My answer D