Final answer:
In real estate listings, 'BC: 3' likely means 'Bedrooms Count: 3,' indicating the property has three bedrooms. This abbreviation is used by agents to quickly communicate property features.
Step-by-step explanation:
In the context of real estate listings, BC: 3 could potentially refer to 'Bedrooms Count: 3' indicating that the property listed has three bedrooms. However, without further context or standardization of abbreviations across different listing services, this interpretation could vary. Real estate agents and those working in property management often use shorthand notations to quickly denote features of a property on a listing sheet.