Let A and B be two sets such that the Cartesian product $$A \times B$$ consists of four elements. If two elements of $$A \times B$$ are (1, 4) and (4, 1), then

A

None of thes

B

$$A \times B = B \times A$$

C

$$\phi  \epsilon  A \times B$$

D

$$A \times B \neq B \times A$$