Based on the following data for the current year, what is the inventory turnover?

Net sales on account during year $700,000

Cost of merchandise sold during year $270,000

Accounts receivable, beginning of year $45,000

Accounts receivable, end of year $35,000

Inventory, beginning of year $90,000

Inventory, end of year $110,000

A. 2.7

B. 9.7

C. 2.5

D. 3.0