Determine if the given system is consistent. Do not completely solve the system. Choose the correct answer below. A. The system is consistent because the system can be reduced to a triangular form that indicates that a solution exists. B. The system is consistent because the system can be reduced to a triangular form that indicates that no solutions exist. C. The system is inconsistent because the system can be reduced to a triangular form that contains a contradiction. D. The system is inconsistent because the system cannot be reduced to a triangular form.