Manny invests in a retirement annuity with yearly payments of R1 750 and an applicable interest rate of 15% per year. The annuity matures in 20 years time. If he decides after his first payment to annually increase his payment by R750, then the total amount available to him when he retires is

• A.

  R691 494,18.

• B.

  R100 000,00.

• C.

  R591 494,18.

• D.

  R177 500,00.

• E.

  R49 250,00.