Select the answer that best completes this sentence:

The total amount of time that the input to a flip$-$flop must be stable before and after the clock edge to ensure proper operation is called the $\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.$

Group of answer choices

aperture time

clock$-$to$-$Q propagation delay

combinational logic propagation delay

None of these answers are correct

combinational logic contamination delay

hold time

setup time

clock$-$to$-$Q contamination delay

dynamic discipline