Answer: C. Day in, day out, on the road.
Explanation:
The sentence that expresses the idea of a routine and repetitiveness is sentence C. As explained in the question itself, in 1915, people lived mundane lives and for them, all the days were practically the same - they would wake up, have breakfast, go to work, return home, sleep, and wake up only to do the same as the previous day. Kafka wanted to include this aspect of society in his Metamorphosis as well, in order to make it as truthful as possible.
If the example I gave is what you mean by the question, then it would be a comma. I hope this helps!
Ex:
"It gives us goosebumps",
These answers do not make sense but if I want to choose one I would say the answer is A be respectful of others.
Answer:
To stand up for what you think is right but do it in a positive way so that others and stand up and help you.
Explanation:
hope this helps