carry look ahead is better than ripple carry adder because
Option a is right option or not please help
A. Carry is forwarded from previous unit to next unit
B. All carry are generated in parallel
C. Carry is forwarded from previous unit to preprevious unit
D. Carry is feed backwarded from previous unit to next unit
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Answer:
Because it makes use of the carry signal from each full-bit adder to calculate a total sum at a faster speed.
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