The largest artery in the human body is:

Explanation:

Option D is correct:  Aorta

Arteries carry oxygenated (pure) blood from heart to body.Aorta is the largest artery in human body that carries blood from left ventricle of heart to the other part of body.

Options A, B,  and C are incorrect:

Systemic artery  carries oxygenated blood away from the heart, to the body, and returns deoxygenated blood back to the heart.

The lingual artery supplies blood to the tongue and oral cavity.

pulmonary arteries carry blood from the right side of the heart to the lungs.

Final answer:

Hence the correct option is D i.e Aorta.