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Breath-testing devices measure the ratio of concentration of alcohol in the ________to the concentration in the________ a. Breath, stomach b. Blood, stomach c. Breath, blood d. Blood, vein
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Breath-testing devices measure the ratio of concentration of alcohol in the ________to the concentration in the________

a. Breath, stomach
b. Blood, stomach
c. Breath, blood
d. Blood, vein

User Vladislav Rishe
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The answer is c due to the fact that Alcohol breath-testing devices use the amount of alcohol in exhaled breath to calculate the amount of alcohol in a person's blood, also known as blood alcohol concentration (BAC)
User Joshua K
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