
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
In a school with 900 high school students, there are 300 first-year students, 200 second-year students, and 400 third-year students. Determine the number of third-year students that should be drawn in a stratified sampling method to obtain a sample of 45 students, proportionate to the ratio of the number of students in each category.

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