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At the implementation level, the supertype and its subtype(s) depicted in a specialization hierarchy maintain a(n) _____ relationship.
Profit
The financial gain obtained when the amount of revenue gained from a business activity exceeds the expenses, costs, and taxes needed to sustain the activity.
Selling Price
The selling price is the amount a buyer pays to acquire a product or service from a seller.
Marked Down
A reduction in the price of an item or product to encourage sale.
Marked Down
A reduction in the original selling price of goods, often to clear old stock or boost sales.
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