King Costume uses a periodic inventory system. The company started the month with 6 masks in its beginning inventory that cost $8 each. During the month, King Costume purchased 41 additional masks for $10 each. At the end of the month, King counted its inventory and found that 3 masks remained unsold. Using the LIFO method, its cost of goods sold for the month is:

$434.

$440.

$24.

$428.