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How "Ring around the Rosie" refers to the Bubonic Plague? How "Humpty Dumpty" refers to a Cannon who was blown up in a battle? How "Baa,Baa,Black Sheep" either refers to the slave trade or the wool tax? How "London Bridge is falling down" refers to child sacrifice,or a viking attack in which a bridge was

How "Ring around the Rosie" refers to the Bubonic Plague? How "Humpty Dumpty" refers to a Cannon who was blown up in a battle? How "Baa,Baa,Black Sheep" either refers to the slave trade or the wool tax? How "London Bridge is falling down" refers to child sacrifice,or a viking attack in which a bridge was

I need 3 literary/poetic devises per nursery rhyme. I’ve already done baa baa black sheep.. i put onomatapia, assonance (dame, lane), and alliteration. is that right?