To answer this question, you need to understand the cultural significance of gestures in Belarus.
Option A) You have been beaten (i.e. in negotiations) - This option is incorrect. In Belarus, the gesture of poking the thumb between the forefinger and middle finger does not signify being beaten in negotiations.
Option B) You will get nothing - This option is correct. In Belarus, poking the thumb between the forefinger and middle finger is a gesture that signifies "you will get nothing." It is a way of expressing disappointment or disapproval.
Option C) Go away - This option is incorrect. The gesture described does not mean "go away" in Belarusian culture.
Option D) You are great - This option is incorrect. The gesture described does not mean "you are great" in Belarusian culture.
The correct answer is Option B) You will get nothing. This option is correct because in Belarus, when someone pokes their thumb between their forefinger and middle finger, it signifies "you will get nothing," indicating disappointment or disapproval.