If the processor has forwarding, but we forgot to implement the hazard detection unit, what happens when this code executes?

If the processor has forwarding, but you forgot to implement the hazard detection unit and when the code executes, you need to control the signal. It is the signal that informs the new ALU. You should also perform the execution of the given codes.

 

Answer;
If a student wishes to go on the field trip, he or she must bring in a permission slip. 

Explanation; 
This is because a singular noun, student, should take a singular pronoun, and the subject must agree with the verb. That is; instead of using the noun student (singular noun) with the pronoun they (plural pronoun), one should use the pronouns he or she (singular pronoun)