Answer:
D.) Oxygen-poor
Explanation:
The pulmonary veins are the vessels that carry the oxygen-rich blood to the left atrium
The answer should be around 70%!
B) The North Atlantic Treaty Organization
Answer:
Sadness can slow you down, and make you really think about your life, your feelings and the people around you. It can help you keep sight of your relationships and dreams.
Being sad doesn’t mean you are not coping with a situation. Rather, it helps you come to terms with that situation and move on. It is an important emotion that can help you adapt, accept, focus, persevere and grow.
