Final answer:
A closure is a small wig designed to cover the top or crown of the head and is integrated into natural hair, typically made from lace or silk.Weaves are extensions sewn into braided hair, a toupee is a hairpiece that covers the bald spot on a man's head, and extensions are strands of hair that are attached to one's natural hair to add length and/or volume.
Step-by-step explanation:
The current industry term to describe any small wig used to cover the top or crown of the head and integrated with natural hair is c) Closure. A closure is typically a hairpiece which is usually made of lace or silk, although lace is the far more common choice. The hairpiece is attached to a cornrow base and secured around the perimeter in order to help protect the hair and improve its appearance.
Weaves are extensions sewn into braided hair, a toupee is a hairpiece that covers the bald spot on a man's head, and extensions are strands of hair that are attached to one's natural hair to add length and/or volume.