Answer:
Pulmonary artery- deoxygenated blood, pulmonary vein- oxygenated
Step-by-step explanation:
Pulmonary artery carries blood from the heart to the lungs, this means the blood in this artery is deoxygenated. (Artery=Away)
Pulmonary vein caries the blood from the lungs to the heart, this makes this blood oxygenated.
Hope this helps!