The ornamental design for a bench, as shown and described.
FIG. 1 is a front perspective view of a bench embodying the present design;
FIG. 2 is a rear perspective view thereof;
FIG. 3 is a right side view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a front view thereof;
FIG. 6 is a rear view thereof;
FIG. 7 is a top view thereof;
FIG. 8 is a bottom view thereof; and,
FIG. 9 is a front perspective view thereof.
The jagged broken lines in FIGS. 1-2 and 5-9 indicate that the appearance of any portion of the article between the break lines forms no part of the claimed design. The broken lines in FIG. 9 depict a second bench that forms no part of the claimed design and is included for illustrating environmental structure.