The is used mainly to make and repair seam

The hand stitch is used mainly to make and repair seam.

Explanation:

Seam or scrotum in an human body are the joints or the folds where the lobioscrotal folds develop. When it comes to repairing the seam, it is mostly done my hand stitch where the damaged seam is stitched using hands.

In some cases back stitch is also used to make or repair seam. Back stitch is simply another common type of stitching technique used while repairing the seam. The repair of seam also depends on the type of damage which is being caused.

i agree d is most definitely correct!