Given this line of code, how will the Signal flags be set?

STUR

Signal Flags

Reg$2$Loc

ALUSrC

ALUOp

ALU Control

MemRead

MemWrite

MemToReg

RegWrite

What Type of Instruction

$($R$,$ I, CB$,$ D$)$

Specify the Value used at the following checkpoints

Checkpoint

A $-$ Reg $1$

$B-$ Reg $2$

C $-$ alt Reg $2$

D$-$Src$2$