u/awolf1234567

Still avaliable?

Has it been sold yet?

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If the account hasn't been sold yet id be happy to buy Dead Island 2 & The Callisto Protocol at your marked price.

In terms of punishment and reinforcement positive is adding to something, where as negative means taking away a negative reinforcement is taking away a bad stimuli such as a harsh sound, where as a positive punishment is the electrocution.