Which of the following keyword must be used to specify wire delay? Ops: A$..$ O Transport B$.$ Inertial C$.$ Wire D$.$ O DeltaIn a carry look$-$ahead adders carry will be generated Ops: A$.$ O if the correspondinginput bits $($i$.$e$.,$ Ai$,$ Bi$)$ are $\text{'}1\text{'}.$ B$.$ O if there was a carry$-$in to that bit and atleast one of the input bits are $\text{'}1\text{'}.$ C$.$ Both of these D$.$ None of these