When mentioning "the $4 million to $10 million range" in Paragraph 3, the author is talking about ______.

单项选择题How do the public feel about the current economic situation

单项选择题By Ellen Spero isn't biting her nails just yet in Paragraph 1, the author means ______.

单项选择题Why can many people see silver linings to the economic slowdown

单项选择题The purpose of the author in mentioning the three researches is to ______.

单项选择题Six-Pack Man is probably a video game that can ______.