$[16$ points$]$ Consider the figures from Chapter $4,$ especially Figures $4\mathrm{.}19-4\mathrm{.}25,$ on

building a datapath. Indicate in the table below if the instruction memory, data

memory, or the immediate generation $($sign$-$extend$)$ unit are active for the given

instructions. If the element is active for the given instruction, put an $\text{'}x\text{'}$ in the

corresponding field. If not, leave the field blank.

show all work.