Which of the following commands will replace $".$txt$"$ with $".$text"?

Pick ONE option

A$)$ gc$./$files$.$txt $|\%\{$$$\_-$replace $"\backslash .$txt$",".$text"$\}$

B$)$ gc$./$files$.$txt $|\%\{$$$\_-$replace $".$txt$",".$text"$\}$

C$)$ gc$./$files$.$txt $|\%\{$$$\_.$replace $".$txt$",".$text"$\}$

D$)$ cat $./$files$.$txt $|$ sed $"$s$/\backslash .$txt$/.$text$/$g$"$

E$)$ cat $./$files$.$txt $|?\{$$$\_-$replace $".$txt$",".$text"$\}$