Zoom vs tracking

Good answer(s) !

E - In which case does the lens aperture change?

Zoom

Tracking

Good answer(s) !

F - When the aperture changes, does it

Decrease?

Increase?

Good answer(s) !

G – In the zoom shot, what happens to the foreground (character), the middle plane (green plant) and the background (the back wall)?

A short focal length

A long focal length