The following returns were extracted by John Salfat, CFA for Facebook (FB) and Google (GOOG) stocks: Year Returns of FB Returns of GOOG 2010 10% 9% 2011 8% 3% 2012 -2% 6% 2013 5% 8% 2014 20% 9% 2015 15% 10% 2016 6% 4% 2017 12% 5% 2018 12% 4% 2019 9% 6% 2020 7% 8%

The 95% confidence interval of Google ex ante return is ______________________.

a.None of the choices.

b.1.78% - 11.31%

c.5.138% - 7.953%

d.4.696% - 8.395%