Which of the following statements regarding the Law of One Price are CORRECT?
选项：

A:At any point in time, the price of two equivalent goods trading in different competitive markets will be the same.
B:One useful consequence of the Law of One Price is that when evaluating costs and benefits to compute a net present value (NPV), we can use any competitive price to determine a cash value, without checking the price in all possible markets.
C:If equivalent goods or securities trade simultaneously in different competitive markets, then they will trade for the same price in both markets.
D:An important property of the Law of One Price is that it holds even in markets where arbitrage is possible.