The ornamental design for a base of a stand, as shown and described.
FIG. 1 is a front elevation view of a base of a stand showing our new design, wherein an arm of the stand is in a first position;
FIG. 2 is a rear elevation view thereof;
FIG. 3 is a left side elevation view thereof, wherein the right side elevation view is a mirror image of FIG. 3;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a front right isometric view thereof; and,
FIG. 7 is an additional front right isometric view thereof, further illustrating a display supported by the stand as environmental subject matter, wherein the arm of the stand is in a second position.
The broken lines in FIGS. 1 through 7 illustrate environmental subject matter of the display and form no part of the claimed design.