Identify any data hazards in the following code. Show a diagram depicting where they occur and how they should be handled. Can the data hazard(s) be avoided by reordering the code, and if so, how?

ADD R0, R9, #10

SUB R2, R9, R4

LSL R7, R9, #3

STR R2, [R7, #4]

ADD R8, R4, #8