(@) (6%) For the lw instruction, which control signals are needed and how are these control signals transferred with pipeline operations for the data path you drew in (b)?

1.[20%] (1) (8%) Add one-sentence comments to each of the following MIPS code to describe what it computes. (2) (12%) Write the C code that corresponds to the following MIPS code. Assume that registers Sal and $a2 stores the base address of arrays A and B, and the register St1 stores the value of a variable i.