Question

he following saying is an example of a _______ device. Why is this _______ device easy for some people to remember? (Hint: try reading it out loud.) “Thirty is hot, twenty is nice, ten is cold, and zero is ice.”

Answer 1

The answer is Rhyming. Definition of Rhyming: Putting a word together with another word that has a corresponding sound, as when writing poetry.
It's easy for some people to remember because it sounds fuuny({not laugh}).

Answer 2

the answer is a rhyming device. the pattern that I'm seeing is abcb.