W.B. Yeats, a key figure in Modernist poetry, often used a particular symbol to represent the cyclical nature of history and the human experience. What is this symbol, and in which poem does it prominently feature?
1
The Rose in "The Rose of the World"
2
The Tower in "The Tower"
3
The Gyre in "The Second Coming"
4
The Bird in "The Lake Isle of Innisfree"