Lymph vessels are more like valves than veins. They prevent back flow, so things only need to go in one direction, unlike other areas of heavy traffic. Let me know if you need more. :)
Answer:
I think it might be D. Im not completely sure though.
Explanation:
They don’t have very good communication skills and tend to have more anxiety and bad thoughts more than others who are social
True. It helps relieve stress
