DD Corporation provided the following unit sales forecast for the next three months:

JanuaryFebruaryMarch

Sales units 3,0004,2005,000

The company wants to end each month with ending finished goods inventory equal to 10% of the next month's sales. Finished goods inventory on December 31 is 300 units. The budgeted production units for February are:

4,120 units.

4,200 units.

4,280 units.

5,665 units.

4,700 units.