A point with a positive x-coordinate and a negative y-coordinate is reflected over y-axis. Which sentence describes the coordinates of the new point?

A: The x-coordinate is negative, and the y-coordinate is negative

B: The x-coordinate is positive, and the y-coordinate is positive

C: The x-coordinate is negative, and the y-coordinate is positive

D: The x-coordinate is negative, and the y-coordinate is negative