听力原文: Vice President Dick Cheney's top adviser, I. Lewis Libby Jr., resigned Friday af
Karl Rove, President George W. Bush's senior adviser and deputy chief of staff, escaped indictment by the federal grand jury, but Rove's lawyers said the special prosecutor, Patrick Fitzgerald, had made it clear that he would remain under investigation, casting a continuing cloud on his influential role in the White House.
Libby resigned because he was indicted on five counts, not including ______.
A.committing perjury
B.leaking the identity of a CIA operative's husband
C.making false statements
D.obstruction of justice