Which graph has a rate of change of zero?
On a coordinate plane, a vertical line is at x = 3.
On a coordinate plane, a horizontal line is at y = 3.
On a coordinate plane, a line with positive slope goes through (0, 0) and (1, 3).
On a coordinate plane, a line with negative slope goes through (negative 1, 3) and (0, 0).
its b



