d$.$ How should this firm change $($increase$,$ decrease, or keep the same$)$ its profit maximizing quantity compared to your finding in part $c$ if the firm's fixed cost changes from $3,200$ to $3,800$ so $TC=3,800+50Q+2Q^2($you must motivate your answer$)?$

$1$ point

e$.$ How should this firm change $($increase$,$ decrease, or keep the$)$ its profit maximizing quantity compared to your finding in part c if the firm's variable cost changes so $TC=3,200+80Q+2Q^2($you must motivate your answer$)?$

$1$ point