Classify this sentence:

"The cats chased the mouse."
The sentence "The cats chased the mouse" is an example of a declarative sentence. This type of sentence makes a statement or assertion and typically ends with a period.
Complete the following task based on the instruction and optional input provided.### Instruction:
Classify this sentence:

"The cats chased the mouse."

### Output:
The sentence "The cats chased the mouse" is an example of a declarative sentence. This type of sentence makes a statement or assertion and typically ends with a period.