An Unlimited Airlines jet costs \($42\) million and is expected to fly 370 million miles during its 8-year life. Residual value is expected to be zero because the plane was used when acquired. If the plane travels 39 million miles the first year, how much depreciation should Unlimited Airlines record under the units-of-production method?

a. \($4.43\) million

b. \($8.81\) million

c. \($5.25\) million

d. Cannot be determined from the data given