QUESTION $8$

Abrusy Associates uses a perpetual inventory system. The beginning balance in its Inventory account is $$1,000,$ and the ending balance is $$2,000.$ Cost of goods sold is $$7,000.$ What was the amount of inventory purchased during the year?

$$ a$.$ $$500$

b$.$ $$7,000$

c$.$ $$8,000$

d$.$ $$7,500$