試題詳解

49. Which of the following is true about online spending around Thanksgiving from 2008 to 2015?
(A)People have spent more on Black Friday than on Cyber Monday over the years.
(B)People spent more on Thanksgiving than on average days before 2010.
(C)Online spending on Thanksgiving dropped over the years.
(D)Online spending has increased more on Cyber Monday than on Thanksgiving over the years.