The correct answer is: D. Adipose tissue.
Adipose tissue is a type of connective tissue that is made up of fat cells. It is found beneath the skin and between internal organs, and it serves as a store of energy. Adipose tissue also helps to insulate the body and protect it from injury.
Epithelial tissue is a type of tissue that covers the surfaces of the body and lines the organs and cavities. It is made up of cells that are tightly packed together, and it serves to protect the body from the environment and to absorb nutrients.
Nervous tissue is a type of tissue that makes up the nervous system. It is made up of cells called neurons, which are specialized for sending and receiving signals. Nervous tissue controls all of the body’s functions, including movement, thought, and emotion.
Muscular tissue is a type of tissue that makes up the muscles. It is made up of cells called muscle fibers, which are specialized for contraction. Muscular tissue allows the body to move.