Question

nail production occurs at the nail
root.
bed.
cuticle.
body.
hyponychium.

Explanation:

Nail production takes place at the nail root where new cells are formed and pushed forward to create the nail plate. The nail bed is the surface under the nail plate, the cuticle is the protective skin fold at the base, the nail body is the visible part of the nail, and the hyponychium is the skin under the free - edge of the nail.

Answer:

root.