Average accumulated expenditures:
a. is an approximation of the average debt a firm would have outstanding if it financed all construction through debt.
b. is computed as a simple average if all construction expenditures are made at the end of the period.
c. are irrelevant if the company's total outstanding debt is less than total costs of construction.
d. all of the above are true statements.

Interpreting the income tax expense footnote the income tax footnote to the financial statements of fedex corporation follows. the components of the provision for income taxes for the years ended may 31 were as follows: ($ millions) 2010 2009 2008 current provision domestic federal $ 36 $ (35) $ 514 state and local 54 18 74 foreign 207 214 242 297 197 830 deferred provisions (benefit) domestic federal 408 327 31 state and local 15 48 (2) foreign (10) 7 32 413 382 61 provision for income taxes $ 710 $ 579 $ 891 (a)what is the amount of income tax expense reported in fedex's 2010, 2009, and 2008 income statements?