Which of the following ECG findings is most consistent with a diagnosis of acute myocardial infarction ( AMI )?

Mr. Santos, a 55-year-old male, presents to the emergency department with complaints of chest pain and shortness of breath. He has a history of hypertension and hyperlipidemia. On physical examination, his blood pressure is 160/90 Mmhg, heart rate is 100 bpm and respiratory rate is 20 breaths per minute. An ECG is ordered to evaluate his cardiovascular status.