Naledi Ndlovu receives a travelling allowance of R$6000$ a month. The cash value $($retail market value$)$ of the vehicle is R$123120($including VAT of $15\%).$ Naledi$$s logbook aggregates her business and private kilometres travelled as $14000$ and $11000$ respectively. YOU ARE REQUIRED to calculate the total business cost.

a$.$

R$44,848$

b$.$

R$63,576$

c$.$

R$8,424$

d$.$

R$72,000$