Katarina puts money into an account. One year later, she sees that she has 6 percent more dollars and that her money will buy 4 percent more goods. What is the nominal interest rate, and inflation in this situation?
a) Nominal interest rate = 6%, Inflation = 4%
b) Nominal interest rate = 4%, Inflation = 6%
c) Nominal interest rate = 2%, Inflation = 4%
d) Nominal interest rate = 4%, Inflation = 2%