After $10$ years of semi$-$annual compounding, an $$8000$ investment in a GIC earns $$3000$ in interest. What is the nominal interest rate?Select one:a$\mathrm{.}3\mathrm{.}21\%$b$\mathrm{.}3\mathrm{.}61\%$c$\mathrm{.}3\mathrm{.}71\%$d$\mathrm{.}3\mathrm{.}51\%$e$\mathrm{.}4\mathrm{.}21\%$