When the average duration of its liabilities is four years and the average duration of its assets is three years, then a $5$ percentage point increase in interest rates will cause the net worth of a bank to $\_\_\_\_\_\_\_\_$ by $\_\_\_\_\_\_\_\_$ of the total original asset value.

A$)$ decline; $5$ percent

D$)$ increase; $10$ percent

B$)$ decline; $10$ percent

C$)$ increase; $5$ percent