Has my mother completed baking the cake?

Show Answers

Has the cake baked by my mother?Has the cake been baking by my mother?Is the cake being baked by my mother?Has the cake been baked by my mother?

Explanation

Option D is correct because it uses the present perfect passive form 'has been baked,' which properly indicates that the action of baking the cake by the mother is completed. The other options are grammatically incorrect or use incorrect verb forms.