Concept:A seam should enclose raw edges and be neat and strong for a child’s delicate dress.Explanation:Children’s dresses need seams that do not fray easily, are smooth against the skin, and are durable after washing.A French seam is made by sewing the fabric twice, enclosing all raw edges inside the seam.This makes it neat, strong, and suitable for a child’s dress.Answer:A. French seam.