What are the common challenges with which sentiment analysis deals?

What are the common challenges with which sentiment analysis deals?

What are the common challenges with which sentiment analysis deals? What are the most popular application areas for sentiment analysis? Why?

Requirements:

Work must be 1 FULL page with 2 to 3 paragraphs (at least 500 Words), single spaced, 12 font Times New Roman. The cover and reference page must be on separate pages with at least 5 references.You should have at least one in text citation for every reference and use references other than or in addition to the uploaded textbook.

I attached the textbook if you want to refer the chapters.

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APA

666 words