Final answer:
The cigarette stuck in the corner of his mouth represents d) a bargaining chip.
Step-by-step explanation:
The student's question is asking about what the cigarette stuck in the corner of someone's mouth represents. The correct answer is d. A bargaining chip. In this context, a bargaining chip refers to something of value that can be used in negotiations or exchange for something else.
The scenario described suggests that the individual symbolically has something they can trade on the black market. In this case, the cigarette represents a potentially valuable item that can be exchanged or used as leverage.