If we know that $1$ year $5\%$ coupon Fixed Income Bond with face value $100$$$,$ is quoted at $100$$ and $2-$ years, $5\%$ coupon Fixed Income Bond with face value $100$$ is quoted at $95$$ Use decomposition method to calculate two$-$years spot rate. This $2-$years spot rate is equal to:

a$)5,00\%$

b$)7,79\%$

c$)7,87\%$

d$)10,00\%$

e$)$ none of the above;