Answer:
A reference from Don Quixote's play is the mills. It was very difficult to understand because it was figurative inside the imagination.
Explanation:
The reasons behind this answer are the following: first of all the scene in which Don Quixote faces giants as his enemies, is very difficult to understand because later in the book we discover that many o the events occurred were developed inside Don Quixote's imagination. Therefore, we might have found it difficult to understand the way Don Quixote fought with them.
