Classify this book as either fiction or nonfiction.
The Cat in the Hat by Dr. Seuss
The Cat in the Hat by Dr. Seuss is classified as fiction.
Complete the following task based on the instruction and optional input provided.### Instruction:
Classify this book as either fiction or nonfiction.

### Input:
The Cat in the Hat by Dr. Seuss

### Output:
The Cat in the Hat by Dr. Seuss is classified as fiction.