Because the CIA knows how to make offers that are understood but deniable.
Covert action can seem like a quick, cheap, deniable way to get hard jobs done.
Ah, Barbara, Barbara, why do you not deny it if it is deniable?
She is country bred, and clothed in country garments, yet her beauty is too great to be deniable.
But the relations of pupil and master in at least some degree are not, I think, deniable.
We have either incorrectly to deny things we do not understand, or we have to accept a good deal that is deniable.
But, good or bad, I don't think you'll find it deniable, if you look into the facts.