22. J.R. acquires an oil and gas property interest for $300,000. J.R. expects to recover 50,000 barrels of oil. Intangible drilling and development costs are $80,000 and are charged to expense. Other expenses are $20,000. During the year, 13,000 barrels of oil are sold for $170,000. J.R.'s depletion deduction is?

a. $25,500

b. $35,000

c. $70,000

d. $78,000