Question

How have the constitutional protections of the United States, such as patents, fostered competition and entrepreneurship?

Answer 1

B by requiring inventors to publicly announce an invention

D by preventing others from selling an invention for a time to safeguard new research

E by safeguarding property rights so new businesses can emerge

Step-by-step explanation:

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Answer 2

Patents lead to competitions between brands and entrepreneurship because they allow innovative ideas and can bring profit to the country so that people can be recognized for their ideas.

All of them bring good things for the country, money and competition in the market.