Identifiable intangible assets with a fair value of $80 million and a 4-year life were recognized in an acquisition occurring on June 30, 2015. The intangible assets were not impaired in fiscal 2016. It is now June 30, 2017, the end of the parents fiscal year. Impairment testing reveals that total expected undiscounted future cash inflows for the intangible assets are $42, and total expected discounted future cash inflows are $30.

What is the impairment loss for the intangible assets for fiscal 2016, following U.S. GAAP?

a. $50 million

b. $38 million

c. $10 million

d. None