[Solved] A 55-year-old man is brought to the emergency department due to severe substernal chest pain that is accompanied by sweating and mild dyspnea. The pain started as midline chest discomfort several hours ago but then progressively worsened such that the patient could not fall asleep. He received sublingual nitroglycerin in the ambulance without significant pain relief. His medical history includes hypertension, type 2 diabetes mellitus, and hyperlipidemia. ECG demonstrates normal sinus rhythm and ST-segment elevation in leads I, aVL, and V1-V4, with deep Q wave development over the next several hours. Cardiac catheterization in this patient would most likely show which of the following? A)Atherosclerotic plaque obstructing 50% of the coronary artery lumen, no thrombus B)Atherosclerotic plaque obstructing 80% of the coronary artery lumen, no thrombus C)Ruptured atherosclerotic plaque with fully obstructive thrombus D)Significant coronary artery vasospasm causing flow obstruction E)Ulcerated atherosclerotic plaque with partially obstructive thrombus Administrative Operations: The tasks and activities related to the management and execution of fundamental organizational functions and office duties. Time Zone Map: A representation of the Earth's surface divided into time zones, showing the division of the world into regions with standardized time. Long-Distance Phone Calls: Calls made over a large distance that can span different cities, states, or countries, typically involving higher costs. Hybrid: An organism or object that is the result of combining different elements, species, or technologies to create something new or improved.