A short definition of marketing is "meeting needs profitably."
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Properties are tangible rights of ownership to either real property (real estate) or financial property (stocks and bonds).
A. 对
B. 错
Wants are basic human requirements, such as food and shelter.
A. 对
B. 错
麻疹病毒原液的质量控制点有:( )
A. 病毒滴度
B. 无菌检验
C. 抗生素残留检验
D. 水分检验
Demands are wants for specific products backed by an ability to pay.
A. 对
B. 错
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