Supertype/subtype hierarchies are used to model situations where some instances of an entity
are involved in relationships that other instances are not.
Indicate whether the statement is true or false
TRUE
Business
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A(n) ________ is an example of equity securities
A) preferred stock B) municipal bond C) corporate bond D) Treasury bill
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How do patent laws help an inventor?
A) They let the inventor keep his patents indefinitely. B) They help the inventor meet potential buyers for his patented inventions. C) They provide protection for patented inventions from infringement. D) They help the inventor guard his patented invention from the public.
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