The company intends to invest in a business improvement for Project PQ with an initial cost of R$4250$; the required return rate is $11\%$ and the payback period is four years.

The projected net annual cash flows for the project are as follows:

$\backslash$table$[[$Project PQ$,],[$Year $0,-4250],[$Year $1,3200],[$Year $2,3000],[$Year $3,3800],[$Year $4,3500]]$

What is the net present value of the proposed project?

$$ a$.$ R$6151\mathrm{.}84$

b$.$ R$6354\mathrm{.}98$

c$.$ R$6234\mathrm{.}12$

$$ d$.$ R$5234\mathrm{.}97$