Answer:
Anguish: Deep pain and suffering.
Deign: to do something one considers to be beneath oneself.
meagerly: insufficiently or poor
presumption: behaviour that seems arrogant
Explanation:
The correct answer is indeed C. When people are doing ordinary things, such as eating or walking. the poem talks about the indifference that most people feel towards the suffering of others, that could be taken place "While someone else is eating or opening a window or just walking dully along".
The word beautiful is in italics