The simple interest on a sum of ₹$$x$$ at 8.5% p.a. for 12 years is ₹3,298 less than the amount of the same sum invested at
the same rate for $$4\frac{4}{5}$$ years at simple interest. The value of $$x$$ is:

A

8,400

B

8,500

C

8,000

D

7,800