3. Highlight and explain the flow of data in the MIPS data path for (a) ADD instruction and PCSre Add AL resu Shift left 2 Registers 3J ALU operation MemWrite Read register 1 Read register 2 ALUSrc Read aadress PC Read data 1 Zero ALU ALU Instruction Read data 2 Read data Write registe Write data resu Address Instruotion Data Regwrite Write data 16 sign 32 MenRead extend (b) lw instruction PCSre Add AL resu Shift left 2 Registers 31 ALU operation MemWrite Read register i Read register 2 Write register data 2 Write data ALUSrC Read addresS PC Read data Zero ALU ALU Instruction Read data Read resu Address Instruotion Data Write memory data RegWrite 16 32 Sign extend MemRead