The ornamental design for a selectable and heightadjustablehitch, as shown and described.
FIG. 1 is a perspective view of a selectable and height adjustable hitch showing my new design, the broken line showing of the ball and coupler to the hitch is for illustrative purposes only and forms no part of the claimed design;
FIG. 2 is a left side view thereof;
FIG. 3 is a right side view thereof;
FIG. 4 is a front view thereof; and,
FIG. 5 is a rear view thereof.
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof;
The broken-lines in each of the figures form no part of the claimed design.