Those who lent money at a fixed interest rate would be hurt by unanticipated inflation. Therefore, OPTION 'C' is the answer.
Unexpected inflation transfers wealth randomly from one group to another, for as from lenders to borrowers.
People frequently take the rate of inflation into account when deciding whether to lend or borrow money.
The amount of interest paid or collected will differ from what was anticipated if the rate of inflation is higher or lower than projected.
Unexpected inflation hurts lenders because the money they receive in repayment has lower purchasing power than the money they put out.
Unexpected inflation benefits borrowers since the amount they repay is less valuable than the amount they borrowed.
Hence, the correct option is 'C'.
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