Regular Corp. has four divisions. One of them, Yulon Products, was acquired on January $1,2020,$ for $$83,000,000,$ and recorded goodwill of $$9,000,000$ as a result of that purchase. Yulon Products is a reporting unit of the company. At December $31,2021,$ Yulon Products had a fair value $($including goodwill$)$ of $$68,000,000.$ The book value of the division's net assets $($including goodwill$)$ at December $31,2021$ was $$80,000,000.$ What was the impairment loss for goodwill at December $31,2021?$

A$.$ $$9,000,000$

B$.$ $$80,000,000$

C$.$ $$12,000,000$

D$.$ $$0$