Given the following MIPS Code Fragment:
L_1: add $s1, $s1, $s2
L_2: sub $s2, $s1, $s1
List all the hazards (type, Line Number [e.g., L_1], and why it is a hazard ... for example you could write "Data Hazard: L_1 RAW from $s4 to $v0", if that applied...