Try solving the following riddles and choose the best option C. We tak – McqOptions

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1.	Try solving the following riddles and choose the best option C. We take oxygen that your body needs from the air and put it in your blood stream. We also take carbon dioxide that is in your blood and send it out of your body. What are we?
A.	Stomach
B.	Heart
C.	Kidneys
D.	Lungs
Answer» E.

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