Assuming a direct-mapped cache with 4 four-word blocks that is initially empty, label each reference in the list as a hit or a miss and show the final contents of the cache.

The following is a sequence of address references given as word addresses.

1, 5, 8, 4, 17, 19, 20, 6, 9, 8, 43, 5, 6, 21, 9, 17

Reference Hit or Miss Miss 17 19 20 43 Wordo Wordi Word2 Word 3 Block