The following table provides information about known annualized interest rates with similar risk but different$-$maturity $.$securities

$\backslash$table$[[6\mathrm{.}0\%,\backslash$table$[[$Known$],[$annualized$]]],[7\mathrm{.}0\%,\backslash$table$[[$Knterest rate of$],[$one$-$year security$]]],[,\backslash$table$[[$Known$],[$annualized$],[$interest rate of$],[$two year security$]]]]$

Suppose that a TBill is currently paying $7\mathrm{.}0\%$ & the expected inflation rate is $4\mathrm{.}0\%,$the real $-$:interest rate is

$3\mathrm{.}0\%,.a$

$7\mathrm{.}0\%,.b$

$5\mathrm{.}0\%.$c

$4\mathrm{.}0\%,.d$