There was nothing mentioned in the text about rice being a slipping hazard at a wedding. The question asks for 3 details/answers, which is how you can tell that if option 1 is not an answer, options 2, 3, and 4 are the answer.
If you're asking what an alliteration is, it a sentence or multiple sentences that have the same beginning sound recurring. example: Allen ate apples all day with the alligator.