The following are true of a periodic inventory system except that______.

A. under a periodic inventory system, cost of goods sold and ending stock are determined at the end of the accounting period
B. a periodic inventory system is generally used when the stock consists of a large number of relatively low cost items
C. a periodic inventory system has the advantage of providing cost of goods sold and stock on hand at any time during the period
D. under a periodic inventory system, a physical stock count should be taken at least once in the accounting period, usually at the end of the accounting period