4. Use the optimized multiplication hardware shown below to multiply two 4-bit binary numbers 1001 and 1101. Note 4-bit input words are given instead of 32-bit words for the sake of simplicity. Construct a table to show: 1) values in Multiplicand and Product registers,and 2) Description of each step made. [20pts] 32 bits 32-bt ALU Shift right Write Control A test 64 bts