This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
A 50-year old male has had precardial pain for four hours. On examination, his BP is 110/80 mm g. pulse is 120 beats /min. and respiratory rate is 26/min. His ECG shows marked S-T segment elevation in leads V3-V6 and left ventricualr ectopics. The initial therapuetic modalities in this case would include - 
Select and explain. 
A. Lignocaine and streptokinase, B. Streptokinase and morphine, C. Morphine and doubtamine, D. Lignocaine, streptokinase and morphine
B: Streptokinase and morphine
Answer: B: Streptokinase and morphine 
Explanation: None