on october 15, 2018 an enterprise fund of blasking purchase office supplies at a cost of 10,000. the inventory of office supplies on hand at the june 30,2019, fiscal year end was 4,000. there was no beginning inventory. blocking should make entries that include

a. debiting supplies $10,000 at october 15, and debiting expenses $4,000 on june 30.

b. debiting supplies $10,000 at October 15, and crediting supplies $6,000 on june 30.

c. debiting expenditures $10,000 at October 15, and deibting $4,000 at june 30.

d. debiting expenditures $10,000 at october 15, and crediting expenses $4,000 at june 30.