The ornamental design for a ring, as shown and described.
FIG. 1 is a perspective view of a ring showing my new design;
FIG. 2 is a side elevational view, the opposite side view being a mirror
image;
FIG. 3 is an end elevational view, the opposite end view being a mirror
image and the side views being shown in FIG. 2, both sides being mirror
images; and,
FIG. 4 is an end elevational view of a ring showing a second embodiment of
my new design the opposite side view being a mirror image and the side
views being the same as that shown and described in FIG. 2.