The Xu Corporation uses a periodic inventory system. The company has a beginning inventory of 1,050 units at $13 each on January 1. Xu purchases 1,300 units at $12 each in February and 600 units at $14 each in March. There were no additional purchases or sales during the remainder of the year. Xu sells 550 units during the quarter. If Xu uses the weighted average method, what is its cost of goods sold for the quarter? (Do not round intermediate calculations. Round your final answer to the nearest dollar amount.) Multiple Choice O $6,600 O $7,019 o $7,150 o $7,700