Which of the statements about the y-axis are true?
1. 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.
A.
I and II
B.
IV only
C.
II and IV
D. Tonly