What was bod running from in the graveyard book

Can someone explain this to me clearly plz

Which important event occurred during the industrial and scientific revolutions

What is the effect of narrator's word choice on the tone of this passage? the words "my heart shrank within itself" create a fearful tone. the words "better-omened" set a hopeful tone. the words "wounded his fellow" develop a remorseful tone. the words "struck harsh upon my ears" suggest an irritated tone.