Consider the following instruction:

Instruction: AND Rd$,$Rs$,$Rt

Interpretation: Reg$[$Rd$]=$ Reg$[$Rs$]$ AND Reg$[$Rt$]$

a$.$ What are the values of control signals generated by the control in previous figure$1$ for the above instruction?

RegWrite:

ALUSrc:

ALUoperation:

MemWrite:

MemRead:

MemToReg:

b$.$ Which resources $($blocks$)$ perform a useful function for this instruction?

c$.$ Which resources $($blocks$)$ produce outputs, but their outputs are not used for this instruction?

d$.$ Which resources produce no outputs for this instruction?