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
60 yrs female came to casualty with fracture neck femur; she developed chest pain & breathlessness. What is the diagnosis 
Select and explain. 
A. Myocardial infarction, B. Pulmonary Embolism, C. Angina, D. None of the above
B: Pulmonary Embolism
Answer: B: Pulmonary Embolism 
Explanation: None