An irvetator purchases a $30-$year, zero$-$coupon bond with a face value of $$1\mathrm{.}000$ and a yield to maturty of $4\mathrm{.}8\%.$ He sels tis bend ten years later. What is the rate of retum on his investment, adtuming yleld to maturty does not change?

A$.3\mathrm{.}68\%$

B$.46\%$

C$.2\mathrm{.}76\%$

D$.23\%$