Throughout the year that ended on December 31, 2012, Oakwood Rehabilitation Hospital spent $50,000 cash on medical supplies. Oakwood's income statement for year that ended on December 31, 2012, describes supplies expense of $35,000. Which of the following bases of accounting does Oakwood Rehabilitation Hospital most likely use?
A. Cash basis accounting
B. Partial cash basis accounting
C. Modified Generally Accepted Accounting Principles
D. Accrual basis accounting
E. Cost accounting