If a saturated liquid side stream is withdrawn for the column above the feed plate, which of the

following statements is false?

$($A$)$ the equation of the q$-$line is unaffected by the side stream withdrawal

$($B$)$ the vapour flow in the stripping section remains unchanged

$($C$)$ the number of ideal stages required for the separation decreases

$($D$)$ the duty on the reboiler will decrease