Answer:
a. 0.25%
Explanation:
The maturity premium will be an addition to the rate to make up for the change the issuer do not meet their obligation in time therefore it makes more attractive the investment to negate the risk aversion of potential investor
givne the rate of 5.25
as there is a 2% inflation premium then the rate is 3.25
as 3% is considered the real rate of returnexpected by the market ay difference is a premium for another types of risk in this case, maturity risk.