Final answer:
The tool that has a shape designed to follow the natural curve of the nail is the cuticle pusher. Hence the correct answer is option A
Step-by-step explanation:
The tool that has a shape designed to follow the natural curve of the nail is the cuticle pusher. The cuticle pusher is a tool used to push back or remove the cuticle, which is the layer of dead epithelial cells that overlaps and covers the edge of the nail plate. It helps to seal the edges of the nail to prevent infection of the underlying tissues.
Hence the correct answer is option A