Ava is 22 years old. She received the following interest income during the current year of assessment interest received from South African bank of R13 000, interest received from a Tax-free savings account of R12 100 and interest received from a foreign bank account of R18 800. YOU ARE REQUIRED to determine the total amount which will be exempt (include tax free investment in your answer) when determining Ava’s taxable income for the current year of assessment. Select one: a. R30 900 b. R25 100 c. R43 900 d. R20 100