It's the same moronic bullshit that Democrats usually use. They don't want to tell you the real reasons they say or do things, which is ideological, they'll just make up some twisted logic to excuse their nonsense behavior.
The real reason she doesn't want to vote for his nominees is because she's a RINO and anti Trump. But she wants to pretend these people aren't properly vetted even though Trump privatized the process rather than use the captured FBI.
"We're going to weaponize the FBI against you, but meanwhile use them to go investigate your nominees we promise they'll behave this time!"