Suppose that this year an economy produces 110 cakes that sell for $3 each and 75 beers that sell for $8 each. The next year the economy produces 110 cakes that sell for $3.25 each and 80 beers that sell for $9 each. Using next year as the base year, the growth rate of real GDP from this to next year is:

Group of answer choices

A. 7.8%

B. 10.0%

C. 8.8%

D. 4.35%