Suppose that the basket of goods in the CPI consisted of 3 units of pork and 4 units of corn.
year | price of pork | price of corn
2010 | $20 | $12
2011 | $25 | $18

What is the inflation rate for 2019 if 2019 is the base year?
a. 4.76 percent
b. 25.00 percent
c. 0 percent
d. 41.18 percent