The answer is a patent and is valid for 20 years
I'm not fully understanding your question could you please reword and retype it.
South America : Argentina, Bolivia, Brazil, Chile, Ecuador, Colombia, Uruguay, Peru, Paraguay, Venezuela.
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Answer:
"A writer writes to express strong feeling or emotion"
Explanation:
The best way to complete this statement would be the following, "A writer writes to express strong feeling or emotion". This is the only correct version for this statement that you can make by adding one of the two options listed in the question. Any other way would be grammatically incorrect and thus should not be used.