Which of the Following Statements Is/are True

Multiple Choice

Which of the following statements is/are true?

A) Valuing inventory under LIFO may produce different results depending on whether a perpetual or periodic inventory system is used.
B) Valuing inventory under the weighted average cost method always produces the same results using either a perpetual or periodic inventory system.
C) Valuing inventory under FIFO may produce different results depending on whether a perpetual or periodic inventory system is used.
D) All of the answers are true.