I believe that making online purchases through smart speakers isn't a good idea. It would become very easy to steal credit card information if you are just yelling it into your devices. You also have the scenario were a kid or friend could jokingly order something.
The gym is closed on Sundays, it opens on Monday morning.
There is no need to add “early” since the word “morning” is already in the sentence.
Not sure if you're given actual answer options but from what I can see, I can conclude that the answer should be auditory :) hope this helps!
Well if there is a person walking by they may say what they look like but how they act becasue its just not inported to the story