A. 2 S O 2, gas, plus O 2, gas, in equilibrium with 2 S O 3, gas.
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The answer of this question is B.
Answer:
The kidneys make urine by filtering wastes and extra water from blood. Urine travels from the kidneys through two thin tubes called ureters and fills the bladder. When the bladder is full, a person urinates through the urethra to eliminate the waste.
Explanation:
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