Camera focusing everything 
Portrait Mode focusing everything 
Camera focusing front 
Portrait Mode focusing front 
Camera focusing background 
Portrait Mode focusing background
I took these pictures on my iPhone 11. I decided to take the same pictures of the same object to test out what I can do with the same objects. One major difference I noticed is the light being taken. Portrait mode seems to be lighter than taking a regular photo in the camera.
The assignment calls for different subjects so that you get experience setting up different shots.