A small boutique chooses to stock sizeable artwork and sculpture, which consumes a lot of floor and wall space in an already cramped store. The owners turned down candle makers and a specialty stationery companyboth of which are compactin order to stock the artwork and sculpture. The consequences in cash flow following from the rejection of the candles and stationery is called a(n) ________.

	overhead cost
	opportunity cost
	sunk cost
	direct cost