The ornamental design for a scarfhavingadjustmentopenings, as shown and described.
FIG. 1 is an isometric illustration showing the front surface portion of the scarf having adjustment openings of my new ornamental design;
FIG. 2 is an isometric illustration showing the rear surface portion of the scarf having adjustment openings of my new ornamental design;
FIG. 3 is a front elevation view of the scarf having adjustment openings of my new ornamental design, the rear elevation view thereof being a mirror image of said front elevation view of FIG. 3;
FIG. 4 is a left side elevation view thereof; and,