Multiple Choice $3$ points possible $($graded$)$ Which is the most commonly used type of analysis of running time: Best Case Worst Case Average Case When can we use average case analysis of running time: Any time Whenever we want to understand the average running time Whenever we have a good understanding of the distribution of the inputs Which line has functions ordered from smallest to largest in terms of order of growth? n$2,$ n log n$,2"2",$ n$?,$ n logn n log n$,$ n$2,2"$