Please need a step by step explanation

1. (12 points) Assume a 64 entry write-back, direct map cache ped 4 wordslper cache with ock. The system uses 32-bit addresses and a data word consists of 2-bytes, answer tne questions that follow: (a) (4 points) Draw a block iagram representing the cache organization (similar to page 18 of class notes set #9) making sure to specify part of the the figure shown on ad- dress used for index, tag, and block/byte offsets and their sizes. Show your work. (b) (2 points) Find the total size of the cache in bits. Show your work. (c) (6 points) Consider the following memory references 12, 720, 172, 8, 764, 352, 760, 724, 176, 740, 1012 given as byte addresses, identify whether each reference is a (only relevant entries hi t or miss assuming an empty cache initially. Show the final content of the cache