need help with this question. It concerns 2015 Federal income Tax.

On January 15, 2015. Vern purchased the rights to a mineral interest for dollar 3,500,000. At the time it was estimated that the recoverable units would be 500,000. During the year, 40, 000 units were mined and 25,000 units were sold for dollar 800,000. Vern incurred expenses during 2015 dollar 500,000. The percentage depletion rate is 22 percentage. Determine Vern's depletion deduction for 2015. dollar 150,000. dollar 175,000. dollar 176,000. Dollar 200,000. dollar 250,000