I believe the answer to your question will be atrioventricular but don't cross out pulmonary it could possibly be the answer.
Answer:
Standardized mortality ratio
Explanation:
In epidemiology, the standardized mortality ratio or SMR, is a quantity, expressed as either a ratio or percentage quantifying the increase or decrease in mortality of a study cohort with respect to the general population.
The best thing that Mary should do in helping Sue is to get her safely home.
<h3>What is the best thing to do?</h3>
This would be taking Sue home and making sure that she is with her parents so she would not do something that she would regret.
Hence, we can see that because Sue is dru-nk/tipsy, she is about to make a bad decision and go home with an older boy and as a good friend, it is Mary's duty to take Sue home or call her parents.
Read more about dru--nkenness here:
brainly.com/question/24274348
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The best statement that best describes the effect nicotine has on the nervous system is it acts as a stimulant and a sedative. The correct answer is C.
