Which sentence from the passage is an example of an opinion
disguised as fact?
"Research shows that learning and speaking another language
positively affects the brain." (paragraph 3)
"Whether traveling abroad for business or pleasure, you are
likely to meet people who speak English at least in the
larger cities." (paragraph 5)
"There were 26 million more Spanish speakers in 2010 than
there were 30 years before, and other languages are being
spoken more and more frequently, such as Vietnamese and
Russian." (paragraph 2)
"In 1980, about 23 million people spoke a language other
than English at home, but now almost 60 million people do."
(paragraph 2)