What is “goose-flesh”?

Concept: Goose-flesh is a temporary and local change in the skin. This makes skin rough due to the erection of little muscles from feelings like excitement, cold, and fear. Skin irritation can also cause goose-flesh. It occurs involuntarily because of the cations of the adrenaline hormones. It is also known as goosebumps and goose pimples.
Due to feelings of cold or fear, abnormal roughness is generated on the skin is called goose flesh. In goose flesh, hair follicles rise, resulting in bumps on the skin. The rise of the hair is due to the contraction of the small smooth muscle near the hair follicle.
Hence, the correct option is D.