Given the following code, what hazard can occur?

$Iw$ $$s1,0($$$s0)$

$Iw$ $$$2,4($$$s0)$

add $$s3,$$$s1,$$$s2$

$sw$ $$$3,12($$$s0)$

$Iw$ $$s4,8($$$s0)$

add $$s5,$$$s1,$$$s4$

None of these

Control Hazards

Structure Hazards

Data Hazards