24. In which of the following situation would a non-dihydropyridine calcium channel blocker be indicated during ST elevation myocardial infarction?

A. When the heart rate remains elevated and beta-blockers are contraindicated (i.e. asthmatic) with normal left ventricular systolic function

B. When atrial fibrillation is present during a ST elevation myocardial infarction, an ejection fraction of 30%, and elevated heart rates

C. When hypertension is uncontrolled after an inferior ST elevation myocardial infarction and an ejection fraction of 25%.

D. Non-dihydropyridine calcium channel blockers are not indicated during ST segment elevation myocardial infarctions

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