Answer :
The image is basically the tide coming in and out because the tide comes in and out during different intervals in the day. Hope this helps! :)
Answer:
The image that portraits better the passing of the time is when the author writes “The twilight darkens”
Explanation:
It is well known that when a day is elapsing it brightens a first because of the sun, but then it starts to darken. When the author says that the twilight darkens it means that the time is passing and the day is finalizing. Hence this is the image that portraits better the passing of time.