【单选题】

Under the cash basis of accounting, a firm recognizes revenues from selling goods and providing Services in the period when it receives cash from customers. It reports (19) in the period when it makes cash expenditures for merchandise, salaries, insurance, taxes, and (20) items. To illustrate the measurement of performance under the cash basis of accounting, consider the following example.

Donald and JoanneAllens open a hardware store on January 1, Year 1. The firm receives $20,000 (21) cash from theAliens and borrows $12,000 from a local bank. It must repay the loan on June 30, Year 1, with interest charged (22) the rate of 12 percent per year. The firm rents a store building on January 1, and pays 2 months’ rent of $4,000 (23) . On January 1, it also pays the premium of $ 2,400 for property and liability insurance coverage for the year (24) December 31, Year 1.During January it acquires merchandise costing $40,000, (25) it purchases $26,000 for cash and $ 14,000 on account. Sales to customers during January total $50,000, of which $34,000 is for (26) and $16,000 is on account. The acquisition cost of the merchandise (27) during January is $32,000,and various employees receive $5,000 in salaries.
Lawyers, accountants, and (28) professionals are the principal entities that use the cash basis of ac counting. These professionals have (29) small investments in multiperiod assets, (30) buildings and equipment, and usually collect cash from clients soon after they (31) services. Most of these firms actually use a modified cash basis of accounting, under which they (32) the costs of buildings, equipment, and similar items as assets (33) .
Most individuals use the cash basis of accounting for the purpose of computing personal income and person al income taxes.
A．when purchasing
B．when purchased
C．when purchase
D．which purchased