Blake Company purchased two identical inventory items. The item purchased first cost $33.00, and the item purchased second cost $34.00. Blake sold one of the items for $62.00. Which of the following statements is true?

a. Gross margin will be higher if Blake uses LIFO than it would be if FIFO were used.

b. The dollar amount assigned to ending inventory will be the same no matter which cost flow method is used.

c. Ending inventory will be lower if Blake uses weighted average than if FIFO were used.

d. Cost of goods sold will be higher if Blake uses FIFO than if weighted average were used.