I would say it's A, because like the question stated, his curiosity, tends to overcome his judgement. But the thing about this is that this leads into C, because his curiosity comes before his judgement, so he is risking his life, to be curious...
Hope this helped!! :)
Answer:
They help readers know when to pause or slow down their reading.
C. items
Because there is a start of a list and there is supposed to be a pause.
Hope it helps ;)