The volume of the tetrahedron ABCD with vertices A(x_{1}, y_{1}, z_{1}), B(x_{2}, y_{2}, z_{2}), C(x_{3}, y_{3}, z_{3}) and D(x_{4}, y_{4}, z_{4}) is

V = (1/6)|((x_{1},y_{1},z_{1},1),(x_{2},y_{2},z_{2},1),(x_{3},y_{3},z_{3},1),(x_{4},y_{4},z_{4},1))|

The volume of a tetrahedron with vertices (0, 0, 0), (2, 0, 0), (0, 3, 0) and (0, 0, 4) is

(a) 1

(b) 4

(c) 6

(d) 2