Lines 156–158: What is the tone of the story? Which phrases helped you determine the tone? How does the tone of the narrative reflect the theme? (the metamorphosis)

In this excerpt from "colonialism in the united states" by henry c. lodge, which word is closest in meaning to the word indelibly? long after the world to which it belonged has vanished, a habit of thought will live on, indelibly imprinted upon a race or nation, like the footprint of some extinct beast or bird upon a piece of stone.