Which graph represents a function with direct variation?

A coordinate plane with a U shaped line graphed with the minimum at (0, 0).
A coordinate plane with a V shaped line graphed with the minimum at (0, 0).
A coordinate plane with a line passing through (negative 4, 2), (0, 0) and (4, negative 2).
A coordinate plane with a line passing through (negative 2, negative 3), (0, 1) and (1, 3).