Answer: Hives (Urticaria)
Step-by-step explanation:
Hives (Urticaria) is referred to as an an area of reddening of a person's skin, sometimes with raised spots, appearing specially as a result of allergy or illness.
It is an itchy area of the skin which is usually a sign that signifies an allergic reaction. It should be noted that such allergy may be medications, food etc.