If u$($t$)$ is the input to the system H$($s$)=$ s$/($s$+100),$ the output of the system would be:

A$.$

s$/($s$+100)$

B$.$

$($s$*$s$)/($s$+100)$

C$.$

$1/($s$*($s$+100))$

D$.$

$1/($s$+100)$

E$.$

None of the other choices are correct