Pelvic inflammatory disease is the most likely cause in 99% of studies on this matter
Answer:
i dont think so what exacly is the question
Explanation:
Ok when we inhale we are letting oxygen inside of us, that oxygen that we inhale helps our blood move around our bodies. When we breath out taking out all the old air thats called carbon dioxide and it is very dangerous because it can make us stop breathing if we dont find new oxygen fast. Please if you need more info just private message me.
D. The optimal amount of physical activity needed to maintain weight is unclear.