The following are phrases taken from common nursery rhymes. The letters in the words have been scrambled, although the order of the words has not. The object of the quiz is to decipher the scrambled nursery rhyme, then select from the answer options the word which can be found elsewhere in the same nursery rhyme.
rsdcu dna yhwe
I don't know
In this case, the answer would be spider. The phrase can be unscrambled to give "curds and whey". The answer is spider because the rhyme goes something like this: "Little Miss Muffet sat on a tuffet eating her curds and whey. Along came a SPIDER and sat down beside her and scared poor Miss Muffet away."