- dct (Mapping): The input dictionary. - key (Any): The key to retrieve the value for. - default (Union[T, None], optional): The default value to return if the key is not present. Defaults to None.

A parameter is declared within the parentheses of a function's header. These declarations specify the name and, in statically ...

This Python quiz question is about default parameter values and unexpected behavior when mutable objects like lists are used as default values. A: is the correct answer. The key point here is that ...