If `(1, 3), (2, 5) and (3, 3)` are the three elements of `A xx B` and the total number of elements in `A xx B` is `6` then the remaining elements of `A xx B` are

Options

A. `(1,5),(2,3),(3,5)`
B. `(5,1),(3,2),(5,3)`
C. `(1,5),(2,3),(5,3)`
D. none of these.

Answer

A