Based on current guidelines, in which of the following situations should supplemental oxygen be administered?
a. Signs of myocardial infarction and an oxygen saturation of 97%
b. Any elderly patient whose oxygen saturation is less than 95%
c. Any diabetic patient whose oxygen saturation is less than 98%
d. Exposure to carbon monoxide and an oxygen saturation of 95%
Ans: d. Exposure to carbon monoxide and an oxygen saturation of 95%
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