It effects everyone because their is no currency to spread around, to trade, or to buy stuff.
The answer is Odysseus. Upon his return, he had disguised himself as an old man. He had said these lines to Eumaeus when he was begging for food. Eumaeus is one of his trusted men. Because of this disguise, he was able to reclaim his throne from the suitors of his wife.
Answer: A. Changing the school's dress code.
Explanation: Since, the option changing the school's dress code involves all the students at school collectively, therefore option A is correct.