With aging the skin becomes thinner and more fragile. The thinning of the skin's subcutaneous fat layer makes older adults more sensitive to:

A) Cold
B) Heat
C) Pain
D) Pressure

A) Cold

Explanation:

The skin is the epidermal tissue that covers the inner body lining. As one ages the skin produces less collagen, The collagen is the building block of the skin it prevents the skin from wrinkles, loss of moisture, prevents the heat loss and sagging.

The subcutaneous tissues are also called as hypodermis. It is the innermost layer of the skin. The subcutaneous tissue is composed of fat and connective tissues that consists of blood vessels and nerves. The subcutaneous tissues act as insulator that helps in maintaining the body temperature.

The thinning of the subcutaneous layer of fat will make the body sensitive  towards the action of cold. In older adults the subcutaneous fat under the skin decreases considerably thus the older adults become susceptible to cold.

take him to the hospital or close it up with stitches.

explanation:

because he needs . im 12 i dont know srry if wrong