On January $1,$ you bought $500$ shares at R$65$ and a year later sold them for R$68$ a share. During the year, you received a dividend of R$2$ per share. Assuming the rate of inflation is $5\%.$ Calculate the real rate of return on this investment.

a$.2\mathrm{.}56\%$

b$.3\mathrm{.}08\%$

c$.4\mathrm{.}62\%$

d$.7\mathrm{.}69\%$