Concept:Tailors tack is a temporary stitch used to transfer pattern markings onto fabric.Explanation:Pattern markings such as darts, pleats, and pocket positions must be copied accurately onto fabric.Basting holds fabric pieces together, overcasting finishes raw edges, and backstitch is a strong permanent stitch.Tailors tack uses loose thread loops that are cut apart to leave matching marks on both fabric layers.Answer:D. tailors tack