E. These are bluffing), they're able to call their bluff by expressing “Bluff!”. If that player was indeed bluffing, they need to consider the entire cards over the table for a penalty. If they weren't bluffing, the participant who called the bluff ought to take the penalty as a substitute. https://n-h-online46797.bloggazza.com/37958235/about-what-are-the-rules-for-deceiving-opponents-in-bluffing-games