Is there a metaphoric saying or figurative phrase that describes the feeling or action of someone being so naive and excited for something that they are oblivious to the possible dangers?

Which historical detail can best clarify a reader’s understanding of the information in the excerpt? immigrant factory workers who spoke the same language were separated from each other at work. immigrant factory workers who spoke the same language were known to talk too much at work. immigrant factory workers had to pay rent for their chairs and the supplies they needed at work. immigrant factory workers were crowded into unsafe buildings with locked doors and fire escapes.

What is the “narrow cell” in line 15 of “elegy written in a country churchyard”

Which of the following story descriptions most directly shares themes with the passage above