Final answer:
The correct option that completes the statement about the four skin types is 'A) Oily'. Oily skin is identified by an excess of sebum, often leading to a shiny appearance and acne-related issues.
Step-by-step explanation:
The four skin types include dry, normal, combination, and oily. These are the primary categories used to describe the skin's general characteristics and behavior. Oily skin type is characterized by an overproduction of sebum, which can lead to a shiny complexion and issues with acne. Acne is a common skin condition, particularly among teenagers, due to hormonal changes that result in increased sebum production. When discussing skin disorders, acne is often mentioned along with eczema, indicating its prevalence. The dermis is one of the three layers of the skin, found beneath the epidermis, and is home to three key components: sweat glands, hair follicles, and sebaceous (oil) glands.
The four skin types are dry, normal, combination, and oily. Oily skin is characterized by excessive oil production, resulting in a shiny complexion and a tendency for clogged pores and acne.
Acne, as mentioned in the provided information, is a common skin condition that involves the clogging of pores, leading to infection and inflammation. Acne is often seen in individuals with oily skin.