A journalist believes that it is possible to predict the number of Winter Olympic medals a country will win by analyzing the countrys gross domestic product GDP per capita in the year prior to the Olympics. The journalist collects data on the 26 countries that won medals at the 2010 Winter Olympics, performs a regression analysis, and obtains the following regression equation:
Olympic Medals Won in 2010 = 3.25 + 0.22( GDP per capita in in thousands of dollars)

Which of the following statements is true?
A. On average, as GDP per capita increases by $220 the number of Olympic medals won increases by 1
B. On average, as GDP per capita increases by $1,000 the number of Olympic medals won increases by 0.22
C. On average, as GDP per capita increases by $ 1 the number of Olympic medals won increases by 0.22
D. On average, as GDP per capita increases by $0.22 the number of Olympic medals won increases by 1