Question: Show the gate level design for a 4 bit cascading carry look ahead adder. The gates have a fan-in of two, the maximum delay should

Show the gate level design for a 4 bit cascading carry look ahead adder. The gates have a fan-in of two, the maximum delay should be 5t, and a cascade of 2 cascading carry look ahead adders overlaps 1t operation. Explain your logic.

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