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ratelena [41]
3 years ago
15

He lungs and respiratory system work closely with the ___________ system to make sure oxygen reaches all the cells of our body.

Physics
2 answers:
vlada-n [284]3 years ago
8 0
Im pretty sure it is answer a

seropon [69]3 years ago
5 0
Your bloodstream carries oxygen to various parts of you body so the answer is a. circulatory

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