If real GDP per capita measured in 2009 dollars was​ $6,000 in 1950 and​ $48,000 in​ 2018, we would say that in​ 2018, the average American could buy​ ________ times as many goods and services as the average American in 1950.A. ​1/8 times.B. 8 times.C. 4 times.D. 12 times.