The correct option is A Dissolving blood clots
Enzyme TPA or streptokinase is used to dissolve the blood clots, it is a clot buster. Streptokinase is a protein produced by the bacterium Streptococcus that enhances the action of a human protein that clears blood clots. Streptokinase is recommended intravenously as soon as possible after the onset of a ST-elevation myocardial infraction (STEMI)- a serious type of heart attack during which one of the heart's major arteries is blocked..