Which of the statements about the y-axis are true?


I. The y-axis is a vertical number line that passes through the origin.

II. The y-axis intersects the x-axis at the point (0 , 0).

III. The y-axis is the first coordinate in an ordered pair that describes the vertical distance from the origin.

IV. The y-axis is a horizontal number line that passes through the origin.

I only

II and IV

IV only

I and II