
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
Katya gave Vasya a series of books to read. He promised to return them in a month but did not. Katya asked her brother Kolya to talk to Vasya to get the books back. Kolya agreed, but in return, Katya must give him one of the books. In this example, Kolya is:
1) a financial pyramid
2) a collection agency
3) a bank
4) an insurance company

Present the answer in LaTex format: \boxed{Your answer}
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