$($e$)$ What will be the output of the following code segment at at lines A$,$ B$,$ C$,$ and D$?$ Assume that

actual process ids of the child and parent are $3608$ and $3600,$ respectively. $[4]$

int main$()\{$

pid t pid, pidi;

pid $=$ fork $()$ ;

if $($pid $<mtext\; id="EditorElement\_2873990"></mtext><mn\; id="EditorElement\_2873991">0</mn>$