2. A new engine attached to a clear water pump is operated at an elevation of 6000 feet will experience some degree of performance problems. Which of the following is most accurate as to the nature of the anticipated performance problem? Reduced horsepower output/engine running richer than normal at all speeds and loads O Reduced horsepower output/engine running leaner than normal at all speeds and loads O Engine will be hard to start cold/run lean under load The engine will idle poorly but maintain horsepower under load​