If ΔXYZ is dilated by a scale factor of 3 about point Y, which of the following is true about a line A prime Y prime? Triangle XYZ is shown with line YA running vertically through the center of the figure.

line A prime Y prime is perpendicular to line AY.
line A prime Y prime is parallel to line AY.
line A prime Y prime passes through the center of dilation.
line A prime Y prime intersects with point X′.