On September $30,2021,$ Bricker Enterprises purchased a machine for $$200,000.$ The estimated service life is $10$ years with a $$20,000$ residual value. Bricker records partial$-$year depreciation based on the number of months in service.

Depreciation for $2021,$ using the double$-$declining$-$balance method, would be:

A$)$ $$40,000.$

B$)$ $$10,000.$

C$)$ $$36,000$

D$)$ $$9,000.$