Given a text T, and several options, according to the question posed in the text T to choose the most appropriate option from the options as the answer, please directly output the most appropriate option, do not need to output the explanation.

If the GDP deflator values for year 1 and year 3 were 190 and 212.8, respectively, which of the following best describes the annual growth rate of the overall price level?
Option A:5.8%.
Option B:6%.
Option C:12%.

Answer: A