If the array is too large compared to the number of keys, we use up too much memory If the number of keys is too large compared to the size of the array, the search is too slow. Let's assume that the size of the array is M and the number of keys is N. Complete the sentence below: If _______ the number of probes for a search hit is about 3/2. N/M~0.7 N/M~0.25 N/M~0.9 N/M~0.5